TASTOS is a professional bathroom hardware manufacturer with 20 years of production experience, we produced every product with advanced production technology and strict quality management system. In past years, we are focused on delivering products and service purposed to build on the idea of better living through convenience, enhanced experiences, responsive customer care and affordability. Specifications: Material: SUS304 Grade Stainless Steel, Rust-Resistant Finish: Matte Black Finish Screw: Stainless Steel Installation Method: Screw Mount (follow the Installation guide) Dimensions: Width: 6.3 (inch) Height: 2 (inch) Depth:3 (inch) Package Included: Round Toilet paper holder *1 Installation guide * 1 Screw for installation * 3 Customer Service 1-year service for quality-related issues: If your product is has a manufacturer defect, we want to improve your experience by giving you a replacement or refund. For a minimum of 1 after the date of purchase, we promise to cover any manufacturer defects your product may have. E-mailed Response in 24 hours: Any question, please feel free to contact our world-class customer service via Amazon's email system, friendly support team for quick solutions.