HockeyShot Hockey Training Aids Passer Comes in Three Sizes Clamp-On 24", Clamp-On 30" and Passer Pro 37" Clamp-on Models (24" & 30"): Off-ice use only - Easy to install on any shooting pad, dryland tiles or synthetic ice surface. 37" model can be used on or off ice Passer Pro - Dual sided passing lanes. Durable bungee cord for improved pass returns. Develop fast hockey hands for giving and receiving passes Built in handle for easier carrying. Great for impinging one-timers. New front slope returns more passes for longer rallies and handles wobbling pucks better Images shown are of the Passer pro