-100% Waterproof PVC tarpaulin with electronically welded seams - UV-coated outside material cleans easily and avoids slippage or marking - Small size perfect for Dual Sport and Enduro bikes - A quick release strap system allows for simple attachment and refilling. - Protective base material prevents slipping or marking - Main compartment has an elastic loop in the bottom to help secure your belongings - Waterproof flap keeps dust, dirt, and mud away from waterproof zipper - Bag retains shape and has reflective piping - Clear touch screen device friendly top pocket - Small mesh pocket under lid - Dimensions of main compartment: 8" (20.3cm) L x 5" (12.7cm) W x 4" (10.2cm) H. 2.6 liter capacity.