Soft, squeezable drinking bottle with a wide opening and 3D base.
The Montane UltraFlask ™ 500 ml by Hydrapak® is a squeezable bottle for quick and easy drinking while running. The bottle can be stowed away when compressed and does not spill water. The new wider opening enables quick and easy filling / cleaning, while the high-performance valve made of soft silicone releases a lot of water.

Fit: Classic Mountain - Versatile, loose fit.
Weight: 25g

Features:

• soft, flexible TPU bottle body
• 3D socket
• Contents for 500 ml of liquid
• wide threaded opening at the top
• Bite valve made of soft silicone with a high flow rate
• dishwasher safe (upper compartment)
• BPA-free / PVC-free / meets or exceeds FDA and EU regulations