Our high quality toilet cover is made of solid bamboo / pine wood. to provide you with a high quality living environment! Stylish, simple, durable, easy to clean, humanities, close to nature, it is a good choice for your high quality life. Material: wood Dimensions: V type: external length: 40-47 cm/15.7-18.5, external width: 36 .5cm/14.3 in Inner ring length: 30 cm, width: 21 cm Hole pitch: 10-18cm. Advantages: 1. Comfortable, ergonomic design, perfectly fit the body curve, 2. High-quality materials, lightweight and environmentally friendly, durable; 3. Close to nature and integrate with nature. 4. Easy to clean, easy to install, scratch-resistant, durable, and long service life. prompt: We are international logistics, delivery time is usually 10-15 days, if you do not receive the package within 30 days, please contact us in time. The error of manual measurement is 1-3mm, please understand. We are happy to help you, and if you are satisfied with our products, please remember to give us a five-star excitement. Thank you!