Briggs & Riley BRX Explore International Expandable Wide-Body Upright Suitcase, Green Outsider handle provides greater interior capacity and increased packing space Tethered add-a-bag system strap, concealed in top pocket, securely transports two or more bags as one Speed dock EZ-hook system connects soft duffels to BRX uprights for secure transport Simple as that lifetime warranty even covers airline damage-same as all Briggs and riley bags