Size Details: The bed riser has bottom diameter 5.2 inches (13.2 cm), height 4 inches (10 cm), upper inner circle diameter 3 inches (7.8 cm). It can elevate furniture in height 3.2 inch Widely Uses: This bed rider can be easily installed on tables, chairs, sofas, caster furniture, beds, etc., and can easily increase the height of your furniture.With this furniture riser, the elderly or people with limited mobility can sit and stand more conveniently Premium Material: Our furniture riser is made of premium PP material, which is strong , eco-friendly, non-toxic and durable for long term use Optimize Available Area: This bed riser can raise beds and furniture to create more storage space, optimize the available area, and is suitable for small bedrooms and dormitories with limited storage space. Protective floor:The bed legs or casters can be safely and safely installed in the grooved cup of the embedded bed riser, without damaging the floor, avoiding scratches, Manufacturer: LuLobtg