Develop proper form and hitting techniques with the Tandem(R) Spike Trainer. This volleyball training tool holds the ball securely in place, helping players strengthen their spiking skills. Developed and used by coaches, this economical, lightweight and durable training tool is perfect for camps, clinics, and practices of all levels. FEATURES: Properly teaches the techniques of spiking Holds the ball securely in place while the attacker develops form and hitting techniques Developed by coaches Economical, lightweight, and durable Perfect for use at camps, clinics and practices at all levels Manufacturer's warranty: 1 year Model: TSSPIKETRAIN Tandem For additional information relating to the Manufacturer's Warranty, please contact 1-800-766-1098.