This ball gag made of 100% pure silicone, totally safe, non-toxic, and it's completely neutral taste. The unique design keeps the bone-gag securely in place, while the high-quality leather strap is contrasting beautifully against your sub's face cheeks. The gag fits easily, using a locking buckle closure. Features: 1. The gag measures at the center 1 1/4' inches (31 mm) diameter. 2. Quality Leather and Non-toxic Silicone. 3. Has comfortable leather lining to cover the rivets. 4. Quality locking buckle for secure closure.