Furniture risers made by durable PP, bed risers can handle heavy duty furniture up to 1800 lbs. The bottom of the riser is designed with TPU non- rubber pad,it can protect furniture and floors from scratches,and reduce vibration.It also can protect from moisture. Just raise the bottom of the bed or any furniture, place the bed risers under .Risers apply to raise beds,sofa,couches,cabinets,tables,chairs and fridge. larger diameter, more stable( Diameter :3.32 inch,High: 2.18 inch). Additional space has been added under the bed and furniture to make cleaning more convenient. Material: Plastic colour: As shown Package Contents: 4 x washing machine floor mat 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.