1. Adjustable furniture risers are made of strong, high-strength hard plastic to support the weight of the heaviest furniture in your home or office, safely supporting up to 20,000 lbs in total. They won't break like other risers.2. Suitable for most fixed furniture. No need to worry about falling off the bed. Other chair lifters do not have enough grip and are easy to fall off. To solve this problem, we updated the adjustable bed with screw clamps. 3cm flow groove, the movement will not tilt.3. Use screw clips to adjust and fix, the wrapped furniture legs are not easy to fall off. Create usable space It not only adds extra height to the storage space under the bed, but also allows the vacuum cleaner or robot to work more flexibly.4. Increase the height of beds, sofas, armchairs, tables, couches and other heavy fixed furniture by 3.94 inches, preventing shoulder and neck pain caused by low furniture height. Easy to use and install Comes with a screwdriver that allows you to adjust the width of the furniture risers, easy to use and install. Protect hard floors from scratches The bottom of the solid sofa leg pad is made of high-density felt furniture pads.5.The strong and smooth edges can support weight securely without causing dents or cracks on hardwood or hard surfaces. Protect your hardwood, tile and linoleum floors from scratches and wear.