StrikeSetter Volleyball SPIKE Training System Attackers that train with StrikeSetter can develop wicked-fast arm speed and spiking power. Hitters also improve timing, speed and power of hitting approach with StrikeSetter volleyball SPIKE training system. Engineered for maximum durability, Top quality material, hand sewn with reinforced stitching, soft synthetic rugged leather volleyball, designed to last Flexible 3/8 inch rubber shock cord with ribbed polyester jacket for added UV and abrasion resistance, 1/8 inch metal quick link for fast and easy connection and application Easily connects to basketball goals, poles, broom handles, backyard play sets, garage ceilings, and much more. Check out StrikeSetter volleyball on YouTube! SHIPS FAST as PRIORITY shipping - typically arrives within two to three business days.