Smooth Sliding: This bottom guide for sliding shower doors keeps your door aligned and sliding smoothly. With precise dimensions of 2 inches in length and 1 inch in width, it fits glass doors up to 3/8 inch thick, ensuring a perfect glide without any hassle. Material Construction: Crafted from robust materials, our sliding shower door guides are rigorously tested through multiple processes before leaving the factory. This ensures that each piece meets high standards of durability and performance, providing long-lasting reliability. Effortless Installation: Designed as a superior alternative to standard glass door rail parts, our guides are incredibly easy to install. They come with two screw options, allowing you to choose the best fit for your setup and significantly enhancing the functionality of your sliding doors. Optimal Size for Minimal Space Use: The compact design of our shower door plastic guides means they take up minimal space, making them ideal for any shower setup. The guide channel width of 0.4 inches is perfectly sized for efficient operation without compromising on stability. Color:Transparent Material:Acrylic Package Contents: 2 * Sliding Shower Door Bottom Guide Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.