Brand: BSRTOP Color: White Fabric Type: Nullify Closure Type: Pull On Water Resistance Level: Not Water Resistant Material: Stainless Steel Manufacturer: BSRTOP Country of Origin: China Mattress Holder Bars: If you have a bed that won't stay in place, the mattress sliding and having to be readjusted everyday,Having them will keep your mattress from slipping off. Premium Material: The Mattress Retainer Bar is made of high-quality stainless steel,It is coated with silver chrome to keep it beautifu, and the disc is a fixed design, without bulge, and does not hurt the mattress. Easy to Install: Wooden base, drill holes to fix with the screws provided. Wrought iron bed frame, use the double-sided tape provided with the accessory to secure it to the headboard. Suitable for All Sizes: Compatible with all sizes of bed frames, box springs and adjustable bed frames or folding RV mattresses. Mattress retainer 1.97 x 4 inches in length and height. Wide Use: It can be used for your home, vacation home, or RV. Suitable for leather beds, soft beds and row frame beds with a bed frame, and You should make sure to place the high side of the bed frame support on the outside of the bed frame.