The Top Tube bag is great for triathletes or commuters who want a low-profile design with capacity. Features: Plenty of room for tools, gels, keys, and phone Clear top flap make contents easy to spot, and the hook and loop closure keeps contents secure and dry Durable 840 denier nylon fabric with padded and lined interior Offers more visibility with 360 degree reflective accents Interior key clip Specifications: Pack Type: Top Tube Bag Pack Capacity: 0.67L Mount: Hook & Loop Straps Waterproof: Water-Resistant Material: 840D Nylon Dimensions: 6.25 x 1.5 x 3.35" (Length x Width x Height) Color: Black Weight: 113g