CONTRACTOR PACK: Includes 6 commercial toilet seats HEAVY DUTY COMMERCIAL: Commercial grade hinge, corrosion free stainless steel check hinge posts and hardware SANITARY: Non-porous, scratch resistant, high-gloss finish, that won’t stain or discolor, and is easy to clean with mild soap SUPERIOR FIT / EASY TO INSTALL: Easy to install and fits on all regular elongated toilet bowls including Kohler, American Standard, TOTO and many more MADE IN THE USA.