InsertThis sliding door guide is fixed to the wall to prevent the door from swinging sideways for stable and smooth movement. Good for your floorIt is ideal for a floor mounting to keep the glass door aligned and not damage your floor. MaterialMade of high quality 304 stainless steel, it resists decades of wear, rust and stains. corrosion Adjustable Glass ThicknessAdjustable glass thickness is 8-14mm / 0.31-0.55inch), you can use it according to your home's actual situation Fine workmanshipSurface treatment brushed, finished, suitable for frameless glass doors, such as shower rooms, glass partitions, etc. Note: The data are all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.