Description : Hydration Pack Backpack with 70 oz 2L Water Bladder for Running, Hiking, Cycling, Climbing, Camping, Biking 100% Nylon Pack size of 16.5 x 8 x 6.0 inch with adjustable shoulder/ chest/waist straps, will fit chest size teenagers/kids with 27" up to adults (men and women) with 50" The chest and waist straps make sure the pack does not bounce when you move Upgraded lightweight and Splash Resistance nylon with 2 Liter balder (in total 1.1 lb) to reduce your load and protect your belongs stay dry in light rain, and its double built-in waist straps improve its wear and tear resistance to ensure the packĄ¯s life last longer Includes a 2 Liter/ 70z BPA free bladder which keeps you hydrated. Its air flow system also keeps the water fairly cool Includes screw cap for a adding small ice cubes for cooker drink for one day hiking, cycling, running or riding |