1:breathable + Adjustable -- Soft And Lightweight Mesh On Back And Shoulder Straps Maximize Breathability. Theace Vest With Slide-adjustable Sternum Straps Enhance Fit Andeduces Bounce Whileunning
2:lightweight -- The Hydration Pack With Shorter Length Delivers A Close, Comfortable And Chafe-free Fit. Reflectivity On The Front And Back Enhance Your Visibility. Ultra Hydration Vest Provides You With The Max Support And Min Burden
3:super Pocket -- You Can Carry Everything You Need With The Water Backpack. Super Pocket Design That Your Water Bottles, Phone, Keys, Foods Can Easily Stored In The Front Pack Pockets, And Bladder Or Other Items Can Be Held In The Back One
4: Extensive Applications -- Our Waterproof And Sturdyunning Water Vest Aims To Accompany Your Trip Of Running, Marathon, Jogging, Hiking, Climbing, Cycling, Walking, Backpacking, Etc. Ameiseye 6.5l Hydration Backpack For Men, Women And Kids