Free Aero Race 4 Bib Shorts - Men's
Free Aero Race 4 Bib Shorts - Men's
Free Aero Race 4 Bib Shorts - Men's
Free Aero Race 4 Bib Shorts - Men's

Castelli

Free Aero Race 4 Bib Shorts - Men's

Color
Size
  • 1 in stock
  • Backordered, shipping soon
$282.00 CAD $165.99 CAD
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Shipping calculated at checkout.

Measurements are for guidance only. The fit may vary depending on the model. Trying it on is the best way to determine the correct fit.

How to measure

Chest : Measure around the widest part of the chest, under the armpits.

Size : Measure around the natural waist.

Hips : Measure around the widest part of the hips.

Crotch: Measure a pair of pants that fit you well, from the crotch to the ankle.

Sleeve length: Measure from the center of the back over the shoulder to the wrist.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 86 – 91 71 – 76 81
S 91 – 97 76 – 81 84
M 99 – 104 84 – 89 86
L 107 – 114 91 – 99 89
XL 117 – 124 102 – 109 91
XXL 127 – 135 112 – 119 91

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 84–86 64–66 89–91
S 86–89 66–69 91–94
M 91–95 71–74 97–99
L 99–103 77–81 104–109
XL 107–112 86–91 114–119
XXL 114–119 94–99 122–127

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 71–76 86–91 81
S 76–81 91–97 81
M 84–89 99–104 83
L 91–99 107–114 83
XL 102–109 117–124 83
XXL 112–119 127–135 83

Bas - Femmes

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 64–66 89–91 78
S 66–69 91–94 78
M 71–74 97–99 80
L 77–81 104–109 80
XL 86–91 114–119 80
XXL 94–99 122–127 80

How to measure

Around the hand: Measure the circumference around the joints of your four fingers.

Hand length: Measure from the base of the wrist to the tip of the middle finger.

Gloves - Men's / Unisex

Size Hand circumference (cm) Hand length (cm)
XXS 14 - 15.5 11-13
XS 17-18 14-15
S 18-19 16-18
M 20-22 19 - 20
L 23-24 22-23
XL 24 - 25.4 24-25

Gloves - Women's

Size Hand circumference (cm) Hand length (cm)
S 17–18 14-15
M 18-19 16-18
L 20-22 19 - 20

How to choose the right size

User size: Measure your total height, barefoot, in an upright position.

Choosing the length: For optimal thermal performance, choose a bag whose length corresponds as closely as possible to your height, while still allowing a little space at the feet.

Sleeping bags - Length (Men's & Women's)

Bag size User height (cm) Internal length of the bag (cm)
Shorts up to 163 183
Regular up to 183 198
Long up to 198 213

Coupe Homme / Femme

Kind Cutting specifications
Homme / Unisexe Largeur standard aux épaules, coupe droite adaptée aux morphologies masculines ou usage unisexe
Femme Coupe plus étroite aux épaules, plus large aux hanches, isolation renforcée au niveau du torse et des pieds selon les modèles

Dimensions may vary depending on the Mountain Hardwear range (mountaineering, expedition, hiking). The sizes indicated correspond to the brand's general recommendations.

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 88 – 92 74 – 78 83
S 92 – 96 78 – 82 85
M 96-100 82 – 86 87
L 100 – 104 86 – 90 89
XL 104 – 108 90 – 94 91
XXL 108 – 112 94 – 98 93

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 80 – 84 62 – 66 86 – 90
S 84 – 88 66-70 90 – 94
M 88 – 92 70-74 94 – 98
L 92 – 96 74 – 78 98 – 102
XL 96-100 78 – 82 102 – 106

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 74 – 78 90 – 94 80
S 78 – 82 94 – 98 81
M 82 – 86 98 – 102 82
L 86 – 90 102 – 106 83
XL 90 – 94 106 – 110 84
XXL 94 – 98 110 – 114 85

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 62 – 66 86 – 90 76
S 66-70 90 – 94 77
M 70-74 94 – 98 78
L 74 – 78 98 – 102 79
XL 78 – 82 102 – 106 80

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
XS <17 15
S 17-20 18
M 20-23 20
L 23-25 23
XL 25-27 25
XXL >27 28

The measurements shown are based on the body measurements used by Karpos. The fit may vary depending on the cut (Slim, Regular or Athletic) as well as the type of garment and the activity (mountaineering, skiing, hiking).

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 85 – 91 67 – 74 76
S 91 – 98 74 – 80 79
M 98 – 105 80 – 88 81
L 105 – 113 88 – 95 84
XL 113 – 122 95 – 105 86
XXL 122 – 132 105 – 116 89
XXXL 132 – 142 116 – 127 91

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XXS 71 – 77 55 – 61 77 – 85
XS 77 – 84 61-67 85 – 91
S 84 – 90 67 – 74 91 – 98
M 90 – 98 74 – 81 98 – 105
L 98 – 105 81 – 89 105 – 113
XL 105 – 114 89 – 98 113 – 121
XXL 114 – 123 98 – 108 121 – 130
XXXL 123 – 133 108 – 118 130 – 140

Bottoms - Men's

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 75 – 79 90 – 94 81
S 79 – 84 94 – 97 81
M 84 – 88 97 – 103 83
L 88 – 95 103 – 110 83
XL 95 – 99 110 – 117 84
XXL 99 – 105 117 – 126 84
XXXL 105 – 116 126 – 135 84

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XXS 55 – 61 77 – 85 79
XS 61-67 85 – 91 79
S 67 – 74 91 – 98 79
M 74 – 81 98 – 105 79
L 81 – 89 105 – 113 79
XL 89 – 98 113 – 121 79
XXL 98 – 108 121 – 130 79

How to measure

Hand circumference: Measure around the knuckles, excluding the thumb.

Hand length: Measure from the wrist to the tip of the middle finger

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
XS 17.9 – 19.1 16.7 – 17.7
S 19.1 – 20.4 17.7 – 18.7
M 20.4 – 21.6 18.7 – 19.7
L 21.6 – 22.9 19.7 – 20.7
XL 22.9 – 24.1 20.7 – 21.7
XXL 24.1 – 25.4 21.7 – 22.7

Gloves - Women's

Size Hand circumference (cm) Hand length (cm)
S 17 – 18 13 – 17
M 19 – 20 18 – 19
L 20+ 19 – 20

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

How to measure

Chest: Measure the full circumference of the chest, under the armpits.

Size: Measure around your natural waist.

Hips: Measure around the widest part of the hips.

Sleeve length: Measure from the center of the back, over the shoulder, to the wrist.

Crotch: Measure from the crotch to the ankle.

Foot length: Measure from the heel to the longest toe

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
S 83 - 91 71 - 78 86.5 - 87
M 91 - 99 78 - 85 87 - 87.5
L 99 - 107 85 - 92 87.5 - 88
XL 107 - 115 92 - 99 88-89
XXL 115 - 123 99 - 106 89 - 90
XXXL 123 - 133 106-116 90-91

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 76 - 82 58 - 64 84 - 90
S 82 - 88 64-70 90-96
M 88 - 94 70-76 96-102
L 94 - 100 76 - 82 102-107
XL 100 - 107 82-89 107 - 113

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 70-75 83 - 88
S 75-80 88 - 93
M 80-86 93 - 99
L 86 - 94 99 - 105.5
XL 94-102 105.5 - 112
XXL 102 - 110 112 - 118.5
XXXL 110 - 118 118.5 - 125

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 62 – 66 86 – 90 76
S 66-70 90 – 94 77
M 70-74 94 – 98 78
L 74 – 78 98 – 102 79
XL 78 – 82 102 – 106 80

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
XS 18.5 17
S 19.5 18
M 21 19
L 22.5 20
XL 23.5 21

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

How to measure

Chest : Measure the full circumference of the chest, under the armpits.

Size : Measure around your natural waist.

Hips : Measure around the widest part of the hips.

Sleeve length : Measure from the center of the back, over the shoulder, to the wrist.

Crotch : Measure from the crotch to the ankle.

Foot length : Measure from the heel to the longest toe.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 86 – 91 71 – 76 83
S 91 – 96 76 – 81 85
M 96 – 101 81 – 86 87
L 101 – 106 86 – 91 89
XL 106 – 111 91 – 96 91
XXL 111 – 116 96 – 101 93

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 78 – 82 62 – 66 86 – 90
S 82 – 86 66-70 90 – 94
M 86 – 90 70-74 94 – 98
L 90-94 74 – 78 98 – 102
XL 94 – 98 78 – 82 102 – 106

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 71 – 76 86 – 91 81
S 76 – 81 91 – 96 82
M 81 – 86 96 – 101 83
L 86 – 91 101 – 106 84
XL 91 – 96 106 – 111 85
XXL 96 – 101 111 – 116 86

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 62 – 66 86 – 90 76
S 66-70 90 – 94 77
M 70-74 94 – 98 78
L 74 – 78 98 – 102 79
XL 78 – 82 102 – 106 80

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

How to measure

Chest: Measure the full circumference of the chest, under the armpits.

Size: Measure around your natural waist.

Hips: Measure around the widest part of the hips.

Sleeve length: Measure from the center of the back, over the shoulder, to the wrist.

Crotch: Measure from the crotch to the ankle.

Foot length: Measure from the heel to the longest toe.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
S 88 - 91 74-77
M 92 - 99 78 - 85
L 100-107 86 - 93
XL 108 - 115 94-102
XXL 116 - 123 103 - 112
XXXL 122-131 113 - 121

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XXS 76-80 61-65 84 - 88
XS 81-85 66-70 89 - 93
S 86 - 91 71-75 94-99
M 92-97 76 - 81 100 - 105
L 98-106 82 - 90 106 - 114
XL 107 - 114 91 - 99 115 - 122
XXL 115 - 122 100 - 108 123 - 130

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
28 74-77 87-90 81
30 78-81 91-94 81.5
32 82-85 95-98 82
34 86-89 99-102 82.5
36 90-93 103-106 83
38 94-97 107-110 83.5
40 98-102 111-114 84
42 103-107 115-118 84.5

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
4 68-70 92-95 78
6 71-75 96-99 78
8 76-80 100-104 79
10 81-86 105-109 79
12 87-92 110-115 80

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
5 18-19 16-17
6 19-20 17-18
7 20-21 18-19
8 21-22 19-20
9 22-23 20-21
10 23-24 21-22
11 24-25 22-23
12

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

How to measure

Chest : Measure around the widest part of the chest.

Size : Measure around your natural waist.

Hips : Measure around the widest part of the hips.

Crotch : Measure from the crotch to the ankle.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
S 91 – 96 76 – 81
M 97 – 102 82 – 87
L 103 – 108 88 – 93
XL 109 – 114 94 – 99
XXL 115 – 120 100 – 105

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 78 – 82 60-64 86 – 90
S 83 – 87 65–69 91 – 95
M 88 – 92 70-74 96-100
L 93 – 97 75 – 79 101 – 105
XL 98 – 102 80 – 84 106 – 110

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
S 76 – 81 91 – 96 80
M 82 – 87 97 – 102 82
L 88 – 93 103 – 108 84
XL 94 – 99 109 – 114 86
XXL 100 – 105 115 – 120 88

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 60-64 86 – 90 76
S 65–69 91 – 95 78
M 70-74 96-100 80
L 75 – 79 101 – 105 82
XL 80 – 84 106 – 110 84

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
S 19 – 20 18
M 20-22 19
L 22 – 23 20
XL 23-25 21

Gloves - Women's

Size Hand circumference (cm) Hand length (cm)
XS 16-17 16
S 17 – 18 17
M 18 – 19 18
L 19 – 20 19
XL 20-21 20

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 83.8-86.4 81.3
S 88.9-94 83.8
M 96.5-101.6 86.4
L 104.1-109.2 88.9
XL 111.8-116.8 91.4
XXL 119.4-124.5 94

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XXS 81.3
XS 83.8-86.4
S 88.9-91.4
M 94-96.5
L 99.1-101.6
XL 104.1-109.2
XXL 109.2-114.3

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
28-29 76.2-78.7
30-31 81.3-83.8
32-33 86.4-88.9
34-35 91.4-94
36-38 96.5-101.6
40-42 106.7-111.8

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
00 61 87.6
0-2 63.5-66 90.2-92.7
4-6 68.6-71.1 95.3-97.8
8-10 73.7-76.2 100.3-102.9
12-14 78.7-81.3 105.4-113
16 83.8-88.9 115.6-120.7
18 88.9-94 123.2-125.7

The measurements shown are provided as a general guide and are based on body measurements. Actual fit may vary depending on the garment’s cut and intended style. For the best fit, trying the item on remains the most reliable option.

How to measure

Chest: Measure the full circumference of the chest, under the armpits.

Size: Measure around your natural waist.

Hips: Measure around the widest part of the hips.

Sleeve length: Measure from the center of the back, over the shoulder, to the wrist.

Crotch: Measure from the crotch to the ankle.

Foot length: Measure from the heel to the longest toe.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 87 74.9 78.1
S 93 81 80
M 99.1 87 81.9
L 104.9 93 84.1
XL 111 99.1 86
XXL 119.1 107 87.9
XXXL 127 114.9 90.5

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 81.9 64.1 89.9
S 88 69.9 95.9
M 94 75.9 101.9
L 100 81.9 108
XL 106 88 114
XXL 114 95.9 121.9

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 74.9 88.9 81.9
S 81 94.9 83
M 87 101 85.4
L 93 107 87.9
XL 99.1 113 89.9
XXL 107 121 92.1
XXXL 115 129 94

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 64.1 89.9 79.1
S 69.9 95.9 80.6
M 75.9 101.9 81.9
L 81.9 108 85.1
XL 88 114 86.4
XXL 95.9 121.9 78.7
XXXL 127 142.2

Gloves - Men's/Unisex

Size Hand circumference (cm) Hand length (cm)
XXS 15.2
XS 17.8
S 20.3
M 22.9
L 25.4
XL 27.9
XXL 30.5

The measurements provided are for guidance only and are based on body measurements. The actual fit may vary depending on the garment's cut and the desired style. For the best choice, trying on the garment is always the best option.

Men's Tops

Size Chest (cm) Size (cm) Sleeve length (cm)
XS 86 76
S 94 80
M 96 84
L 104 88
XL 108 93
XXL 110 98
XXXL 115 103

Tops - Women

Size Chest (cm) Size (cm) Hips (cm)
XS 79 63 87
S 84 68 92
M 89 73 97
L 94 78 102
XL 99 83 107

Bottoms - Men

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 90 81
S 94 82
M 98 83
L 102 84
XL 107 85
XXL 112 86
XXXL 117 87

Bottoms - Women

Size Size (cm) Hips (cm) Inseam – Regular (cm)
XS 63 87 75
S 68 92 76
M 73 97 77
L 78 102 78
XL 83 107 79

All prices are displayed including taxes.

The amount shown is the final price you pay at checkout (shipping fees may apply).

Free shipping on all orders of $200 or more, in Canada and the United States.

Orders ship within 48 hours.

Enjoy 14-day returns after delivery.

Items must be new, unworn, and with original tags attached.

More details

  • Taxes included

All prices are displayed including taxes.

The amount shown is the final price you pay at checkout (shipping fees may apply).

Free shipping on all orders of $200 or more, in Canada and the United States.

Orders ship within 48 hours.

Enjoy 14-day returns after delivery.

Items must be new, unworn, and with original tags attached.

More details

  • Free shipping over $200

All prices are displayed including taxes.

The amount shown is the final price you pay at checkout (shipping fees may apply).

Free shipping on all orders of $200 or more, in Canada and the United States.

Orders ship within 48 hours.

Enjoy 14-day returns after delivery.

Items must be new, unworn, and with original tags attached.

More details

  • Easy & fast returns

The Castelli Free Aero Race 4 Bib Shorts for men are designed to offer exceptional comfort on long rides. Their close fit and integrated bib straps ensure precise and stable support throughout your effort. Technical fabrics promote excellent breathability, while the Progetto X² Air chamois guarantees lasting comfort even after several hours in the saddle. These bib shorts are ideal for spring and summer, combining performance, support, and comfort.

Main features

  • Designed for road cycling with maximum aerodynamic performance

  • Progetto X² Air chamois for long-lasting comfort

  • Nubbed Vortex fabric on the legs for excellent aerodynamics

  • Forza fabric with 38% Lycra on the inner legs for a precise fit

  • GIRO4 elastic band keeps the bib shorts perfectly in place

  • Doppio V construction at the abdomen, soft and seamless

  • Flat seams to minimize irritation

  • Available sizes: S to 3XL

  • Weight: 172 g in size L

Materials

  • Legs: Nubbed Vortex, 100% polyester

  • Inner legs: Forza, 62% polyester / 38% Lycra

  • Chamois leather: Progetto X² Air, multi-layered and seamless

  • Elastic bands: stretch fabric for optimal support

Strengths

✔️ Chamois leather renowned for its exceptional comfort
✔️ Stretchy Skin Care layer that conforms to the body and saddle
✔️ Different foam thicknesses for targeted support
✔️ Enhanced aerodynamics thanks to Nubbed Vortex fabric
✔️ Reliable and comfortable support with GIRO4 bands
✔️ Breathable fabric limits overheating
✔️ Long-lasting comfort thanks to flat seams and Doppio V construction

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