Unique alternative to the basic cinch up backpack. Exclusive GameTime! (R) sports bags are available in 8 patented sports shapes with the same durability and reliability of the classic drawstring bag. Tennis ball stock art comes pre-printed on the front of each bag. Add your logo or message for an exciting and professional giveaway or promotion. Made of 210 denier Polyester and features grommeted adjustable soft black Nylon shoulder strap doubles as drawstring closure. United States Design Patent No.: US D615,756 S. 17"W x 14 1/2"H (at widest points).