Gamma Greetings Accessories Holiday Bundle Tennis Overgrips : The Gamma Greetings Accessories Holiday Bundle comes just in time to gift your favorite player some of the must-have items to bring joy to their game. This convenient mesh sackpack includes bounce balls and pressureless balls, Supreme Overgrips, a Gamma elite double wristband, and even a Gamma tacky towel! Featured Items Include: 1 White Elite Double Wristband. 1 Gamma Tacky Towel. 2 Gamma Supreme Overgrips (assorted colors). 2 Gamma String Things (assorted colors). 2 Gamma Pressureless Practice Balls. 2 Gamma Xtreme Bounce Balls.