A purpose designed bottle for running/hydration vests, with a vest-pocket-friendly long thin shape and soft structure (so there's less chance of rubbing).
Features
High Flow - Bite valve auto-seals after each sip, eliminating annoying drips
Large Mouth - Large 42mm opening lets you fill easily with ice and drink mixes
Filter Friendly - Compatible with Katadyn BeFree, Salomon XA Filter, Lifestraw Peak Series filters
Comfortable Fit - Soft material conforms to most hydration vests, belts, or pack pockets
Compressible - Flexible design shrinks as you drink reducing water movement
Easy To Clean - Cap and valves come completely apart, top-rack dishwasher safe
Proven Performance - Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity