Affordable & durable: tough 600D, Oxford-woven fabric with heavy vinyl interior Comfortable: soft grip handle and included adjustable and removable shoulder strap with shoulder pad Convenient: small enough to use as carry-on luggage, expandable up to 20" x 12" x 12" 2 exterior side pockets, 1 front pocket, and 1 large interior compartment with clamshell opening Side hooks allow bag to be hung vertically in gym lockers