Usage Tips:[Adjustable Furniture Risers]With adjustable height and width, these bed risers hold furniture legs firmly in place and won't wobble when you move your furniture. The adjustable height range is 2.44inch-3.15inch and fits furniture legs from 0-2inch wide. [Strong Load-bearing]Made of durable hard ABS with a weight capacity of 1500lb/680kg, these lift risers can withstand a wide range of heavy furniture.The furniture risers have soft cushions that can securely grip the legs of the table while protecting the furniture legs from being crushed. [Non-slip Wear-resistant Design]The bottom of the chair height extender is covered with felt, which increases the friction between it and the floor, so the furniture does not slide easily. It also does not make unnecessary noise when you have to pull the furniture. [Easy to Install]This bed riser with adjustable screw clamp is easy to install, just adjust the screw clamp to the width of the furniture leg, place under the leg and tighten the screw. [Wide Range of Uses]Suitable for sofas, coffee tables, desks, chairs, bed frames, cribs and other furniture, can increase the table and under the bed of the activity space, but also to avoid bending due to the table is too low and caused by back pain. [Warm Tips]Please make sure the furniture legs are the right size before purchase!After installation, you need to tighten the screws to fix it, so that the furniture legs will not move. Colour:Brown/Black Material:ABS Package Contents: 4x 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.