Adjust height as you wish: Our bed lifts risers 4 mounts can be adjusted to different heights respectively, your furniture can be adjusted to the same height when each leg length is different. Design of fixed furniture legs: Furniture risers have two-way cleats that 't allow furniture to slide off and an adjustable design that fits most furniture legs. Width adjusts from 0.4' - 2.5' (10mm - 64mm) depending on the size of the furniture leg, fits most furniture. Wide Application: Furniture leg risers are perfect for adding height to desks, beds, tables, sofas, dressers and other heavy duty stationary furniture or items. When your furniture is not tall enough for the sweeper to work use table leg risers to make the sweeper work properly. Keep bathroom furniture elevated away from water. 4pack couch risers set: The table lifts risers 4 pack can be adjusted at with the height of each booster cushion, which can be adjusted from 1.8in-2.3in (46mm-59mm), can hold up to 4,000LBs of weight.The impressive weight capacity protects your furniture. Color: Black Material: plastic Package Contents: 4 x Bed Risers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.