PERFECT YOUR TECHNIQUE: The perfect volleyball training gear to warm up your arm without ever chasing a ball with the Volleyball spike trainer SECURE DESIGN: This high quality volleyball spike trainer consists of an elastic cord, and carabineer that attaches to basketball goal, pole or anywhere a carabineer can be secured MORE EFFICIENT SOLO PRACTICING: Perfect for solo volleyball training or use to hitting, arm swing technique, or to warm up your arm ADJUSTABLE LENGTHS: Cord is adjustable so any player can practice with the Volleyball spike pal QUALITY SPORTS GEAR SINCE 1989: Tandem Sport has been manufacturing and distributing quality volleyball, sports medicine, equipment and training devices to the sporting goods market since 1989