O.S. Max Super 103 air cleaner assembly has filtered element made of foam and pre-coated with blue lubricant. Grooved lip on bottom that securely holds the base to the carburetor and on top to hold the element. Bell shaped body made of a black rubber material. The product includes 1 black rubber bell shaped body. 2 pre-treated foam filter elements (34mm diameter, 1 instructions (10mm thick). Only 1 element is used at a time.