Excellent quality high padded bike bag with trolley system wheels makes it easy to transport wherever you gotough hard wearing polyester material with reinforced axle sections 2 padded separate wheel bags tough nylon zips that will never rust with a separate tool pocket that will come in very handy special wipe over lining so its easy to keep clean all these features and more make this the bike bag to owntough 600d pvc coated polyesterinterior tarpee wipe clean inner skinthick 10mm