To hinder with this darkly sexy bit gag is a sight indeed. Both the gag and straps are made of flexible premium silicone, perfect for extended wear. The straps are adjustable and feature an optional locking buckle so they stay pleasantly restrained and quiet. Easily sterilized, body safe, scentless, tasteless, and phthalate-free. Measurements: 63 cm in total circumference, fits heads between 43 and 60 cm in circumference. Gag measures 12.5 cm in length and 2 cm in diameter Material: Silicone, metal Color: Black Note: Locks not included