Packs down to almost nothing when it's empty this flask is also made of durable material that's soft and textured in your hand. A large flow valve delivers a substantial flow rate.
- Holds around 4 gel servings
- Body is 0.4mm BPA-free thermoplastic polyurethane
- High-flow valve with a twist shut off
- Freeze or fill with warm water (max temp 60°C / 140°F)