SlipX Solutions Rubber Shower Mat features built-in powerful antimicrobial product protection that lasts for the lifetime of the product. High-quality natural rubber is also less likely to fade, crack or diminish with time ensuring the mat's value to all members of the family. Please Note: Designed for smooth surfaces. Some surface textures may affect adhesion. Always use caution when entering or exiting the shower. Not for use on refinished surfaces. Follow installation instructions carefully.