100% waterproof PVC tarpaulin with electronically welded seams. Outer material cleans easily. Smaller size is perfect for Dual Sport and Enduro bikes. Quick release strap system for easy attachment and refueling. Protective base material prevents slipping or marking. Main compartment has elastic loops in the base to help secure your belongings. Waterproof flap helps keep dust, dirt and mud away from waterproof zipper. Bag maintains shape and has reflective piping. Clear touch screen device friendly top pocket. Small mesh pocket under lid. Main compartment measures: 8”L x 5”W x 4”H 2. 6L.