HydraPak Stow Collapsible 32oz Flip Top Water Bottle - A trail companion like no other, the flexible Stow 32oz has an internal baffle that makes it easier to hold and pocket. An easy-open flip cap cover protects the spill-proof nozzle when not in use and the bail handle makes for more comfortable carrying and attachment. Convenience meets performance. Packable: Minimal design and durable construction allows you to flatten and roll when empty and stow in bail handle; Flip Top Cap: Made for drinking during activity with an easy open cap cover and self-sealing silicone nozzle; Filter Compatable: Attaches to most 28mm threaded water filters, use as your durable backcountry squeeze bag; Easy Carry: Flexible bail handle for comfortable carrying, quick attachment, and filling in a lake or river; Features Minimal design and durable construction allows you to flatten and roll when empty and stow in bail handle; Made for drinking during activity with an easy open cap cover and self-sealing silicone nozzle; Attaches to most 28mm threaded water filters, use as your durable backcountry squeeze bag; Flexible bail handle for comfortable carrying, quick attachment, and filling in a lake or river; Internal baffle adds structure, makes it easier to hold, won't roll during activity, and provides a slim profile when full; Goes where hard bottles won’t fit, soft material conforms to your pocket and won’t give you that hard bottle bounce; Self-sealing silicone nozzle is easy to drink from, flip top cap keeps away outside elements; External capacity gauge allows you to track your hydration intake or measure out the contents; 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 140° F);