WatercellX 4L Water Tank
- 2 in stock
- Backordered, shipping soon

The measurements presented are for guidance only.
How to choose the right size
User Height: Measure your full height, barefoot, in an upright position.
Usage: Choose the snuggest possible size to optimize comfort, insulation, and weight.
Sleeping Bag Sizes
| Size | Recommended User Height | Internal Bag Length |
|---|---|---|
| Short | Up to 170 cm | 185 cm |
| Regular | Up to 183 cm | 198 cm |
| Long | Up to 198 cm | 213 cm |
Sleeping Mat Dimensions
| Size | Length | Width |
|---|---|---|
| Short | 168 cm | 55 cm |
| Regular | 183 cm | 55 cm |
| Large | 198 cm | 64 cm |
| Rectangular Regular | 183 cm | 64 cm |
| Rectangular Large | 198 cm | 64 cm |
Sleeping Pads
| Size | Length (cm) | Width (cm) |
|---|---|---|
| Short | 168 | 55 |
| Regular | 183 | 55 |
| Large | 198 | 64 |
| Rectangular Regular | 183 | 64 |
| Rectangular Large | 198 | 64 |
Sleeping Pad Thicknesses
| Range | Thickness (cm) | Comfort | Recommended Use |
|---|---|---|---|
| Ultralight | 5 | Minimal | Ultralight, fastpacking, fast hiking |
| Camp / Lightweight | 5 – 7.5 | Good | Hiking, trekking |
| Ether Light | 10 | Very High | Camping, comfortable trek, side sleepers |
| Comfort Plus | 6.3 (double layer) | High + Safety | Camping, expeditions, air redundancy |
| Comfort Deluxe | 10 | Maximum | Camping, van life, comfort prioritized |
| Self-Inflating | 3.8 – 7.5 | Variable | Camping, versatile use |
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
The Sea to Summit Watercell X is the ideal solution for storing, transporting, and dispensing water on all your adventures. Designed to be lightweight, compact, and durable, it easily converts into a shower thanks to the included nozzle and adapts to any setup with its adjustable shoulder strap and welded attachment points.
Main features
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Large opening for quick filling, emptying and drying
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63 mm low-profile multi-function cap for precise flow control, usable with one hand
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3D construction with partitions and RF welding in durable TPU, free of BPA, PVC and PFAS
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Made from certified recycled 400D nylon and bluesign® approved materials.
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Transforms into a shower thanks to the included nozzle
-
Adjustable shoulder strap and welded attachment points for carrying, hanging or securing water
Materials
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Body: Recycled 400D nylon
-
Welded TPU and 3D partitions
Key advantages
✔️ Versatile : for storing, transporting and distributing water, or for use as a shower
✔️ Durable and safe : recycled, certified materials free of harmful substances
✔️ Practical : wide opening and variable flow cap for easy use
✔️ Easy to carry : adjustable shoulder strap and sturdy attachment points