The Inglasco Sponge Ice Hockey Shot Blocking Training Puck (3.4oz) is an Orange ice hockey puck ideal for training purposes. It has the same dimensions as a regulation 6oz puck but weighs 3.4 ounces helping to improve shot blocking skills. Manufactured by Inglasco, the official puck supplier to the NHL, AHL & ECHL. Known for their overall quality, durability and performance, Inglasco pucks are the preferred official training hockey pucks in North America.