Captain Backpack Sacramento Kings. The Officially Licensed NBA â??Captainâ?? Backpack by The Northwest Company has a zippered pocket organizer, side mesh beverage pockets and a large main compartment. Features padded shoulder straps and back panel, an embroidered applique NBA logo, and screen print team side panel. Measures 18.5â??H x 8â??L x 13â??W. 600D Polyester. Spot clean only.