Alpine Ascentshell Bivy
- 1 in stock
- Backordered, shipping soon

The measurements presented are for guidance only and are based on body measurements. Actual fit may vary depending on the garment's cut and desired style. For optimal choice, trying on the item remains the best option.
Tops - Men
| Size | Chest (cm) | Waist (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) | Waist (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
| Size | Waist (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 | Waist (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/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
| Size | Hand Circumference (cm) | Hand Length (cm) |
|---|---|---|
| S | 17 – 18 | 13 – 17 |
| M | 19 – 20 | 18 – 19 |
| L | 20+ | 19 – 20 |
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.
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.
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.
Why this price?
- Samples and overstock from major brands
- New products
- Limited quantities – no restock
This ultralight bivy from Outdoor Research is designed for adventurers seeking reliable protection from the elements in the mountains. Thanks to its breathable and waterproof Ascentshell™ membrane, it offers an excellent balance between protection and ventilation, reducing internal condensation. Compact and easy to carry, it's ideal for mountaineering, trekking, or minimalist expeditions.
Main features:
- 3-layer Ascentshell™ membrane: breathable, waterproof, and windproof
- Self-supporting structure with a single hoop for optimized headroom
- Side zipper for easy access
- Integrated mosquito net for ventilation and insect protection
- Fully sealed seams for maximum waterproofing
- Compact storage bag included
Materials:
- Ascentshell™ 3-layer 30D ripstop nylon membrane
- 40D nylon base with TPU coating for increased abrasion and moisture resistance
Key features:
- Lightweight and compact, perfect for minimalist expeditions
- Effective weather protection with excellent breathability
- Practical design with mosquito net and hoop for added comfort
- Easy to install and store