Features: 1Providing More Space: This sofa risers can greatly add more space under the bed. And these are nice bed risers you can get more space under your bed for storage. 2Help Improve Sleep Quality: The furniture risers can also help improve sleep or help people with back pain. And the increased height allows the robot vacuum to enter easily for cleaning. 3Antiskid: These bed risers are made of high strength upcycled plastic and are extremely durable. In addition, the non slip rubber pads placed on the furniture legs on the top of the bed frame greatly prevent it from sliding. 4Up to 2200 Pounds: These bed risers have reinforcements under the top surface and can withstand up to 2200 lbs, 550 lbs per bed riser. These furniture bed risers hold steady even as kids jump on the bed. 5Widely Applicable: These beautifully crafted bed risers are great when you need extra space under a table, sofa, sofa, table, chair, cabinet, armchair, or anything else. And they're easy to stack and store when you don't need them. Item Type: Sofa Risers Gross Weight: 994g/35.1oz Material: Plastic and EVA Size: Height:10.5cm/4.1in Length: 9cm/3.5in Length of cushion: 4.2cm/1.7in Package Included: 4 x Sofa Risers 4 x Adhesive Sticker 4 x Buffer Pad