The Ultraflask is perfect for vest, pocket, or hand use. If you're using it in a chest pocket, the tube fixture makes hydrating that much easier!
- Sold individually; images shows both straw and valve configuration.
- No-leak 2 year warranty
- RF welded seams
- Flask shrinks as you drink
- Soft material conforms to pockets
- Large opening for easy filling
- Use with or without tube (tube & interchangable valve included)
- Bite valve mounts to tube or cap
|Material||.025 mm thin TPU
|Weight||With tube: 37 g / 1.3 oz
|With valve: 31 g / 1.1 oz
|Volume||450 mL / 15 fl oz
|Weight||XL with tube: 40 g / 1.4 oz
|XL with valve: 34 g / 1.2 oz
|Volume||XL: 600 mL / 20 fl oz