In order to install it well, provide you a video ^_^ Choose our elegant toilet seat, guarantee unparalleled comfort! Modern design with D shape, suitable for all standard toilet bowls, ideal for homes, restaurants, shops and hotels etc. This toilet seat is made from strong and durable Duroplast , meaning you won't have to worry about replacing that seat. The hinges are made of stainless steel, which is difficult to rust with respect to PP and ABS plastic materials. The toilet seat has a soft closing function , it closes slowly and smoothly. Reduces noise and prevents your fingers getting caught. One-button quick release, easy to disassemble and clean. Mounting parts and an installation guide are included, easy and quick installation. Our toilet seat is covered with a 100% antibacterial surface. Say goodbye to bacteria and yellowing for good! Features: Color: White Material: Duroplast (UF ) Toilet seat and lid included The 2 hinges are 360 adjustable Stainless steel hinges designed to resist rust Technical information: Total product dimensions: 435 x 360 mm (L x D) Interior product dimensions: 280 x 208 mm (L x D) Recommended installation length : 428-472 mm Recommended installation hole diameter: 180 - 250 mm Distance between centers of mounting holes: 118-220 mm It should be noted that In order to guarantee you a good shopping experience on the internet, please check the dimensions and shape carefully before placing the order ^_^ Contenu de la livraison: - 1 X Abattant WC - 1 X Accessories Kit - 1 X English InstructionsIf you are not satisfied with our products, please contact us before evaluation. About: - is dedicated to its customers with high quality, economical and well-designed sanitary ware products. - We insist on using top quality raw materials, best components and the most advanced manufacturing process. - Quality, design and service are the most important principles for us. We hope to bring our customers: a better lifestyle, 365 days of care. - Do not hesitate to contact us if you have any needs. We will respond to you as soon as possible. Plus de dtails: