Designed to keep you hydrated on the move, the Nathan insulated soft flask provides big-time insulation for big-time thirst, keeping your H2O cool for mile after mile.
- 18 fl. oz. BPA-free soft flask with locking cap and bite-valve design keeps liquids from escaping while you run
- Support spine creates a superior hand feel and support for the flask as the water level decreases in the bottle
- Insulated design keeps fluids cooler 38% longer than non-insulated soft flasks
- Compatible with all Nathan hydration vests (not included)
Imported.
View all Nathan Running Water Bottles| Best Use | Running |
|---|---|
| Liquid Capacity (L) | 0.5 liters |
| Liquid Capacity (fl. oz.) | 18 fluid ounces |
| Dimensions | Unavailable |
| Water Bottle Material | Plastic |
| Material(s) | Soft plastic |
| BPA Free | Yes |
| Insulated | Yes |
| Bottle Opening | Medium |
| Cap Type | Squeeze |
| Collapsible | Yes |
| Weight | Unavailable |