- MITE OFFICIAL SIZE - Mite regulation size and weight. official standard size, diameter 3", thickness 1", Weight 4oz. Suitable for America, Canada and all other international competitions. Great for use in training and practice. - HIGH QUALITY MATERIAL - Vulcanized Rubber - Our pucks are made from a high quality rubber and will resist chipping. Made of rubber, solid puck, good hardness and resilience, durable in use. Both sides are smooth and flat, easy for sliding. - USE - Perfect for use on the backyard rink for pond hockey, the basement for target practice, or drills with your team at the rink! - OFFICIAL - Meets International and Canadian-American Ice Hockey League specifications. - QUANTITY - 50 Pack Official blue 4 oz Hockey Pucks.