Colours plugs are made of satin smooth. platinum silicone. Suction Cup Base. Available in assorted sizes. Suitable with all lubricants. Show your colors.Product Dimensions: 4.53 x 1.81 x 1.81 in.Package Dimensions: 7.24 x 3.07 x 2.01 in.Insertable Dimensions: 3.46 X 1.1 in.