These are the parts that go behind the handles on a Standard brand 1960’s vintage Tub/shower unit. Sleeve is chrome plated Brass, Escutcheon is stamped Stainless steel. Sleeve is 1 1/8” tall by 1 3/8” diameter. Escutcheon has an outside diameter of 3”, and an inner diameter of just over 1 3/8”. Also, escutcheon will have to be caulked to wall surface.