Mattress Slide Stoppers, 4 Pieces, For Adjustable Beds, Platform, Rv Mattresses Features: Keep your mattress securely in place with this set of 4 mattress slide stoppers. These holders are designed to prevent your mattress from sliding on adjustable beds, platform beds, RV mattresses, and more. Size: 10.3(L) x 3.5(H) inch Main material: Metal Color: BLACK Package includes: mattress retainer bar Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. AVOID SLIPPING?mattress slide stopper can firmly fix the mattress and avoid sliding. Bringing you a restful sleep, mattress retainer bar is a key accessory to enhance the function and safety of your bed, easily solving the problem of mattress movement, making your sleep more comfortable and peaceful EASY TO INSTALL ? The mattress retainer bar for adjustable bed is very easy to assemble, just use a screwdriver or electric drill, just drill the screws into the base of each non-slip mattress washer bar HIGH QUALITY?The black metal mattress retainer bar bracket is made of heavy duty carbon steel, durable and unbreakable. The surface is painted black to prevent rust and resist corrosion. Our mattress retainer bar are 3mm thick. mattress slide stopper for metal frame is molded in one piece, not very easy to break MULTI SCENARIO APPLICATION: Suitable for platform beds with wooden frames, split king size beds, platform beds, hospital frames, RV mattresses, spring mattresses, camping mattresses, and most other mattresses PRODUCTS INCLUDE: 4 * mattress slide stopper?16* black screw . size: 10.3(L) x 3.5(H) inch