Now available to the public! This is the motorcycle seat foam we use for custom seat applications. It's 1/2" thick black closed cell foam material, with the perfect density for motorcycle seats. It's layerable and grindable. Glue the desired amount of layers on and then grind our foam to the shape you want with a regular angle grinder and a 50 grit rolocs. It's that easy. Material is 54" wide and is sold per linear yd.