lvifloae Furniture Risers White Furniture Support Tube Adjustable Bed Height Support Tube with Screw Clip Rubber Sofa Bed Support Tube Suitable for (White)Soft Rubber Material Our furniture height extender is made of soft rubber material, which can reduce the intense noise when moving furniture, protect the floor from damage, and ensure a more peaceful environment. ADJUSTABLE SCREW CLAMP Our furniture risers are equipped with an adjustable locking device for secure attachment to table legs, chairs or bed frames, ensuring stability when moving furniture. Not suitable for sloping legs. Height Adjustment: