Hydration Pack,Hydration Backpack with 2L Hydration Bladder Lightweight Running Water Backpack for Women Men

FLEXIBLE SIZING: Fully adjustable shoulder/chest straps make sure it doesn't bounce when you move will fit chest sizes from teenagers/kids with 27" up to adults (men and women) with 50" chest size, This hydration backpack for hydration will keep your littles hydrated and happy, fits younger explorers too.

COMPACT& LIGHTWEIGHT: This Hydration packs are designed specifically for road cycling /running/ Hiking , So that's Compact and low-profile so they feel light and stable on your back and won’t create a ton of wind resistance , keep your body functioning at peak performance whether you’re training for a marathon or cycling.

COMFORTABLE & FUNCTIONAL backpack: Hydration backpack has a bike helmet organizer pocket, built- in safety whistle, extra storage pockets, and reflective accents for visibility in low-light environments.

A Breathable mesh back panel for a cool & comfortable ride.

PROFESSIONAL 2L HYDRATION BLADDER: 2 liters (70 oz) BPA-free Hydration Bladder-The perfect size offer a nice balance of reasonable weight and bulk while providing a sufficient quantity of water.