DESIGN & DETAILS: PU fabric coating helps protect your gear from rain and snow 18L gear capacity with a 2L hydration bladder Breathable padded back and shoulder straps Adjustable waist, shoulder, and sternum straps for a comfortable fit Trekking pole loops Stowable waist strap Expandable mesh side water bottle pockets Interior pockets for added storage Interior sleeve with hook & loop strap for quick access to hydration reservoir Small item front pocket and expandable front pouch