HydraPak Stow Moutains (500mL) - Mammoth Grey - Foldable Water Bottle - Ultra Light and Foldable Travel Bottle for Skiing, Hiking, Cycling or Climbing

COMPATIBLE WITH SKIING, HIKING, BIKING AND CLIMBING - Stow fits in pockets of ski pants and coats, bike jerseys or fanny packs - flatten and roll it when empty. DURABLE AND LIGHTWEIGHT - Made of abrasion-resistant TPU, the Stow can be frozen and dishwasher safe, at less than 2 ounces it is 80% lighter than most rigid bottles. POCKET SIZE - Flexible handle for comfortable carrying, quick attachment and filling from a tap, lake or river. WATER FILTER COMPATIBLE - Attaches to most 28mm threaded water filters such as Hydrapak 28mm filter kit Flip top cap - Designed for drinking during activity, an easy-open cap keeps the silicone self-sealing nozzle clean.