- Shrinks as you drink, reducing water movement
- High-flow, self-sealing bite valve
- Compatible with 42mm threaded backcountry water filters including the HydraPak 42mm Filter Cap
- Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
- 100% BPA & PVC free, wide working temperature range (can be frozen - max temp 60° C / 140° F)
- High-flow bite valve auto-seals after each sip, eliminating annoying drips
- Large standard 42mm opening lets you fill the softflask easily with ice and drink mixes
- Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
- Can be frozen or filled with hot water (max temp 60° C / 140° F)
- Safe and reliable, 100% BPA & PVC free
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CAPACITY
350 ml / 12 fl oz -
DIMENSIONS
203 mm x 71.2 mm / 8.1 in x 2.8 in -
WEIGHT
59.8 g / 2.1 oz -
MATERIAL
TPU, PP, HDPE, Silicone, Nylon, Neoprene