High Quality Material: The 4PCS adjustable furniture legs are made of high quality ABS plastic with high hardness, will not rust, wear-resistant, strong and not easy to break which can be used for a long time. The attached sponge pad can resist shock and reduce noise, which is perfect for furniture use Adjustable Furniture Legs: Durable adjustable furniture legs can be adjusted in height by rotary knob to adjust the height of furniture to a maximum of 63mm / 2.48in (minimum of 40mm / 1.57in), and the round chassis design perfectly improves the stability of your furniture, which is ideal for leveling your furniture to make it smooth Good Load Capacity: The furniture legs are made of high-quality plastic, with the design of internal cross beams and the inner wall thickness of 5mm / 0.2in, which makes its force uniform and a strong load capacity of 100kg / 220lb. The adjustable furniture legs with soft sponge pad, not only can provide good anti-slip performance, but also protect the floor from scratches Self-adhesive Installation: Bed Leg Risers includes adjustable bracket, foam pad and sticker. First, you need to clean the paste surface and keep it dry, then stick the sticker on the bracket and furniture, finally adjust the right height. The process only takes a few minutes and does not require any tools Wide Application: The table leg risers can be used in homes, offices, studios and more to raise or level work benches, chairs, tables, cabinets, beds, sofas and other furniture