The Down Shift™ Hydration Pack features Hydro Flask's innovative Cold Flow™ System, ensuring that water stays chilled for over 4 hours. This hydration pack is designed to shift the weight lower for a more stable ride, while providing ample storage space for all your gear. Stay cool, comfortable, and hydrated mile after mile. PRODUCT INFORMATION: HydraPak® IsoBound™ 2 L Insulated Reservoir High-flow HydraPak® Blaster Bite Valve that self-seals after each sip HydraPak® Plug-N-Play™ connect system for easy hose disconnection and reservoir removal for convenient refilling Padded back panel for added comfort during wear Fully adjustable shoulder, sternum, and hip straps for a personalized fit Soft pocket designed for sunglasses or a phone Helmet attachment loops for easy gear storage Chest strap with integrated whistle for safety Webbing available for bike light attachment Key clip for secure storage
