Double click image to zoom in
Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
TECHNOLOGY: Padded air mesh back panel for a comfortable fit FEATURES: 1.5liters or 50 fl oz. Hydration pack Great for all bike rides Lets them stay hydrated while on the move Crux™ Reservoir with standard exit port: offers 20% more water with every sip, easy on/off lever, Big Bite™ Valve, HydroGuard™ technology, ergonomic handle, and leak-proof cap BPA/BPS/BPF Free Stretch overflow storage for extra items and gear 3 Exterior pockets for plenty storage Mesh shoulder straps to keep cool Safety whistle in sternum strap for added safety Reflective strips increase visibility.
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store
