Product Details: Material: 840D Nylon + TPU. Waterproof. Dimensions: 14.76 x 4.13 x 2.36 inches (37.50 * 10.50 * 6 cm) Net Weight: 0.46 lb ( 207g ) Capacity: About 3L Color: Black Details: Reflective logo: night driving warning. Easy to install and remove: Multiple Velcro fasteners keep the bike bag firmly attached, reducing movement and preventing unwanted shaking during rides. Fully Waterproof Design — High-density waterproof fabric with seamless bonded construction helps keep water out and protects your belongings from rain.