Standard Platform is manufactured from Unsaturated Polyester Resin and Fiberglass with special core materials creating a super strong, durable and rust proof platform. It comes with a non-slip surface, and stainless steel backstroke handle for comfort and durability. Each block is numbered on 4 sides according to the lane. The platform top is 50cm x 50cm and the height from the pool deck to the top of the platform is 35cm. This platform is very popular with junior and high schools.