This velvety-smooth and completely adjustable silicone Black & White Collection O-ring gag is perfectly designed for comfortable but secure restriction. Stretch and open your subs lips for a variety of play options with this beautifully crafted toy! Made from medical-grade and phthalate-free silicone the O-ring is rigid but gentle on the teeth. The leather strap is fully adjustable and has a sturdy metal clasp for secure tightening. This O-ring strap has a total length of 57 cm (22.5 ). The inner diameter of the flexible silicone ring measures 4 cm (1.6 ). Dimensions package 6.69 x 3.54 x 1.97Weight package 2.65 ozProduct dimensions 22.44 x 1.97 x 1.97Product weight 1.41 ozProduct diameter 2.05Phthalate free YesMaterials Silicone Leather and Metal