Made for the masters of anal play this impressive toy is large and in charge. This TitanMen Master Tool No.4 comes in a sleek design which is a triple-bubble graduated plug that measures 6.5 in. long with a diameter of 2.6 in. The tool also features a flat base for comfort. The Master Tool No.4 is made of non-phthalate PVC and features our antibacterial Sil-A-Gel formula.