The DRYLAND TILE PUCK feature 12 plastic gliders on both sides of the puck to mimic how a puck reacts on the ice. Key Features: 12 plastic gliders on both sides of the puck for unmatched speed and minimal friction. Rubber construction to mimic a real ice hockey puck. Same size as a regulation hockey puck, but 1 oz. lighter. Stays flat and won't tumble or flip.