1. Ergonomic design, simple and elegant, stylish and comfortable.
2. Breathable mesh design, lightweight and breathable, fit the skin.
3. High-quality nylon fabric to prevent splashing water, anti-tearing.
4. Large capacity, easy to use, light and easy.
5.Adjustable chest and shoulder straps
6.Multifunction Vest Backpack，Storage compartment for keys, phone, snacks etc
Material:Waterproof Nylon & Mesh
Function: Running Vest Backpack
Gender : unisex
Max width: 31cm/12.20inch