7x15x16 travel backpack Sinaliy Personal Item Backpack, Carry on with Multi-Pockets, Waterproof Casual College 16inch Laptop Backpack for Men Women, Army Green Vintage Trek Bicycle Head Choose Option:Reservoir 2 Liters Blue tec_XPROTECTSW_RL_SP snap hook for securing

7x15x16 travel backpack Sinaliy Personal Item Backpack, Carry on with Multi-Pockets, Waterproof Casual College 16inch Laptop Backpack for Men Women, Army Green Vintage Trek Bicycle Head Choose Option:Reservoir 2 Liters Blue tec_XPROTECTSW_RL_SP snap hook for securing

Vintage Trek Bicycle Head Badge Brass 1980s Road Bike Frame Emblem Headbadge | eBay

With any other water reservoir models, you would need to find a way to squeeze the hose under the shoulder strap to stay in place during the walk

tec_XPROTECTSW_RL_SP

Choose Option:Reservoir 2 Liters Blue

Material & Construction Composition material: 100% polyamide 210D Ripstop (recycled), 100% polyamide 500D (recycled) Composition inner material: 100% polyamide 210D (recycled)

snap hook for securing items to the bag