Silicone Butt Plug Set 4 Pcs .Material SiliconeColour BlackBiggest Plug Length 9.4 CM, 3.7 inchesBigger Plug Length 7.9 CM, 3.1 inchesMedium Plug Length 6.4 CM, 2.6 inchesSmallest Plug Length 5.3 CM, 2.1 inchesBiggest Plug Diameter 5.2 CM, 2.0 inchesBigger Plug Diameter 4.2 CM, 1.7 inchesMedium Plug Diameter 3.5 CM, 1.4 inchesSmallest Plug Diameter 2.7 CM, 1.1 inches