HARVEY'S, Gasket Kit 6x6, EA Includes three squares of gasket material: 1 natural red rubber 3/32" thick, 1 black fiber 1/32" thick, and 1 cork/rubber 1/16" thick. GASKET MATERIAL Size In=6 x 6 DO-IT-YOURSELF GASKET KIT 6" X 6" SHEETS , EA