Product Information Product Name: O-shaped mouth gag. Material: leather + silicone. Colour: black/red/pink/flesh pink. Size: Mouth length 8cm. Mouth diameter 4cm. Mouthpiece adjustable range is 45-61cm. Product weight is about 65g. Warm tips: 1. This shop sells adult products for adults as well as couples only. 2. The dimensions are measured manually, please allow 1-2 cm error. 3. 3. All products are packed in private packaging, do not show the contents of the package. We focus on adult products, have a stable factory and production process, strictly control the quality of the products, and are committed to providing customers with a good product experience.