Features Made of high quality metal, this adapter is sturdy and durable. It supports the anti-backflow function, so no water flows back. Easy and convenient to use, safe and hygienic. The adapter is mainly used for tartar removal devices, a great dental accessory. High quality. Features: It supports the anti-backflow function, so that no water flows back.Easy and convenient to use, safe and hygienic. High quality. This adapter made of high-quality metal material is robust and durable. The adapter is mainly used for tartar removal devices, a great dental accessory. Specifications: Material: metal. Size: 8.8 x 1.5 cm. Quantity: 1pcWeight: 67g (Approx.) Package includes: 1 x adapter Package List