Gator Foam is a polystyrene foam which is similar to foamcore. this type of bored has strength from melamine and wood fiver veneer. It is stronger than foam boards. It is convenient for presentations, museums and displays. The maximum size is 48″ x 8″. This type of board is for indoor use only and it is not water resistant. We have 4 different material options available: 3/16″ White Gator Foam, 1/2″ White Gator Foam, 3/16″ Black Gator Foam and 1/2″ Black Gator Foam.