100% waterproof & durable 24oz tarpaulin PVC UV coated saddlebags, all seams are electronically heat welded. Mounting hardware is aircraft grade aluminum, no breakable plastic buckles. lncludes 2 lightweight saddlebag liners with carrying handles for easy content removal in one go. Removable stiffener holds bags shape when empty, firm internal back plate helps to support the bag. Replaceable pad for contact with rack. The compression straps can also be used to mount the Nelson-Rigg dry roll bags, each bag securely mounts using 4 quick release cam buckles and double pull webbing. Measures: 15" long x 8" wide x 14" high, holds 27.50 Liters per side.