Zizi Tunnel is an anal plug with a hole through its entire length. You can add lubricant, insert your fingers or various sex toys and also piss through the anal tunnel. Its smaller version is ideal for beginners. Insertable length of 7 cm, outer diameter of 3.2 to 4.5 cm and diameter of the hole of 2.5 cm. Zizi Tunnel is made of high quality thermoplastic rubber (TPR). Available in black and clear version.