5 different products to allow rider to create the right combination for each trip All bags designed to connect to one another to build more luggage storage as needed Web strapping also provides secure means to attach to virtually any bike, luggage racks and backrests Interior storage compartments, zipper pulls and luggage handles Rain hood and special zipper design to help keep things dry Rubber base to protect against water when set on the ground Made from 1680 polyester material Limited 2-year manufacturers warranty