Bagstra - The improved design Salomon soft flask manufactured by Hydrapak are flexible. You can compress the bottle as you drink to eliminate water bouncing/sloshing inside and reduce sucking effort. Easy to
Salomon Soft Flask Water Bottle Transparent 500 Ml 17oz for sale online | eBay
Salomon Soft Flask 500ml/17oz STD 42
Soft Flasks. My quick guide to flask happiness. It's a thing. | All the Gear Nae Idea