Usage Tips:Easy Installation: The adjustable bed risers installation is easy and doesn't require drilling holes that could damage furniture. Simply place the chair leg extenders under the furniture leg or bed frame and use the hex wrench to secure the hexagonal screws. The clamp on desk riser works for furniture legs with the thickness of 0 to 2.36 inches. [Not easy to fall off] Our risers stand out from others as they securely fasten to furniture legs with the help of clamping devices. This ensures that desk leg riser remain tightly in place and won't accidentally detach when lifting or moving furniture. [Anti-slip and Anti-scratch] The risers for bed frame has high-density felt on the bottom to prevent damage to hard floor surfaces when the furniture is used and moved regularly. The table risers provides protection for your floors, preventing scratches on hardwood and tile surfaces. [Widely Applicable] The couch leg risers are versatile and can be used to raise the height of bed sofa chair cabinet and table, creating extra storage space. The bed lifts risers also provides stable support for large household appliances like washing machines and clothes dryers. PLEASE NOTE: Furniture risers not fit any sloping furniture legs!