Specifications include, but are not limited to: BALLS-TENNIS-WILSON-US OPEN REGULAR DUTY 3 BALL CAN-OFFICAL BALL OF THE US OPEN. WILSON WRT107300. 24 CANS PER CASE. FROMUTH TENNIS IWURD-NA TENNIS EXPRESS WRT107300CS , 62 CS; BALLS-TENNIS-DUNLOP-ATP ETRA DUTY-3 BALL PER CAN-OFFICIAL BALL OF THE ATP WORLD TOUR-24 CANS PER CASE-DUNLOP 601345-FROMUTH IDAPX-NA , 24 CS; BALLS-TENNIS-PENN PRO MARATHON-EXTRA DUTY-3 BALLS PER CAN-PENN 24 CANS PER CASE. PENN 52202-FROMUTH TENNIS IPPXD-NA , 30 CS; TY-RAPS- USED FOR WINDSCREEN INSTALLATION- 100/BAG- PLASTIC SELF-LOCKING TY-RAPS- WILL RELEASE IN HIGH WINDS TO PROTECT SCREEN/FENCE- 50 LBS. PRESSURE- MODEL ETYR- BLACK COLOR- FROMUTH.COM- 800-523-8414 NOTE- USE ON SIDES & BOTTOM OF WINDSCREEN FOR EASY RELEASE , 12 PKG