Features: MAIN MATERIAL: Made of nylon and brass, gives the product even more durability and longer service life, fit different kinds of showers. Ensure your doors the most comfortable glide. APPLICATION ANYWHERE: Suitable for showers massage cabins, bathtubs and even for furniture fittings. Main purpose: Make sure with our runners the door or the doors slide open easily and smoothly. BEARING COMPONENT: Smooth running of the door slight movement forward or back design effortlessly shower rollers for shower cabins, hydromassage boxes clearly perform the task assigned to them, distribute the mass of the glass, control the movement in the given direction. EASY TO INSTALL: No noise to open the shower door and these glass door roller help it slide smoothly. It is easy to install and maintenance. Specifications: Type: Shower Door Roller Material: Nylon, Brass Color: White Size(D*H): About Shower Door Roller: 19x6mm/0.75x0.24inch Package Included: 4pcs x Shower Door Roller 4pcs x Screw Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.