Feature: Material:silicone Quantity:1pcs Size:A length about 21cm ,outside diameter about 4.5CM,inner diameter about 3.5cm ,weigh about 173g B length about 22cm ,outside diameter about 4.5CM,inner diameter about 3.5cm ,weigh about 162g C length about 20cm ,outside diameter about 4.2CM,inner diameter about 2.7cm ,weigh about 184g D length about 20.5cm ,outside diameter about 4.2CM,inner diameter about 2.7cm ,weigh about 190g
