Insert: This sliding door guide is fixed to the wall to prevent the door from swinging sideways for stable and smooth movement. Good for your floor: It is ideal for floor mounting to keep the glass door aligned and not damage your floor. Material: Made of high-quality 304 stainless steel, it withstands decades of wear, rust, and corrosion. Adjustable glass thickness: The adjustable glass thickness is 8-14mm / 0.31-0.55inch), you can use it according to the actual situation of your home. Fine workmanship: Brushed surface treatment, finished, suitable for frameless glass doors, such as shower rooms, glass partitions, etc. Specification: Condition: 100% Brand New Material: 304 Stainless Steel Silver Suitable Glass Thickness: 8-14mm / 0.31-0.55inch Product Size: Approx. 50 x 23mm / 1.97 x 0.91inch Package Weight: Approx. 126g Package Contents: 2 x Stainless Steel Floor Guide