Come and see our amazing products. The cycling backpack's made of ultralight waterproof nylon fabric. Shoulder straps with water pipe channel, easy for drinking water while cycling. Ergonomic design on the back for maximum comfort. perfectly fit the body while cycling. Adjustable chest strap and waist strap can fix the bag so the bag will not bounce while cycling. The reflective design also increases visibility, making it safer at night. This backpack is the perfect companion for casual hiking, day trips, vacation, camping, traveling, overnight trip, shopping, family activities, etc. It will be an excellent gift for men & women, whether outdoor sports or daily leisure activities in or out of town. Pls confirm with us about the packing info, stock color and exact production time before placing your order.