Product: Triwonder Outdoors Mochilas Trail Marathoner Running Race Hydration Vest Hydration Pack Backpack (Grey - with 2 Water Bottles)
Brand: TRIWONDER
Color: 01 Grey 5.5L - with 2 Water Bottles
Specifications 
 - Applicable: unisex 
 - Material: waterproof nylon 
 - Lining: polyester mesh 
 - Volume: 5.5L 
 - Size: free 
 - Weight: 250g 
 - Use for: trail running, road running, night running, cycling
✅ WATER SUPPLEMENT -- BPA-free hydration bladder OR water bottles equipped, pressure-tolerant and leak proof. Drinking the water by the tube directly or take it out easily whenever you need without taking your running vest off or stopping your steps. Convenient trail running backpack outfit
✅ BREATHABLE + ADJUSTABLE -- Soft and lightweight mesh on back and shoulder straps maximize breathability. The race vest with slide-adjustable sternum straps enhance fit and reduces bounce while running
✅ 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
✅ 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
✅ EXTENSIVE APPLICATIONS -- Our waterproof and sturdy running water vest aims to accompany your trip of Running, Marathon, Jogging, Hiking, Climbing, Cycling, Walking, Backpacking, etc. TRIWONDER 5.5L hydration backpack for men, women and kids

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