The Tunnel Stretcher Buttplug trains the rectum and prepares for anal sex. Shape and diameter of this butt plug give a powerful feeling. The tunnel allows insertion of sex toys, liquids and cleaning with douches. Carefully made from anodized aluminium this tunnel-plug is easy to clean and indestructible.Ball outer diameter: ca. 50 mmShaft outer diameter: ca. 35 mmTunnel diameter: ca. 25 mmInsertable length: ca. 7 cmTotal length: ca. 8 cmBall length: ca. 3,4 cmShaft length: ca. 3,6 cmMaterial: Aluminium