Specification Brand : Sunifier BulletPoint1 : Unique L Shape Design: The L shaped bed risers raised edge allowing you to slide bed risers under the legs more effortlessly. Semi-enclosed raised edge also makes the risers to match different sizes furniture legs whatever it’s larger or smaller. BulletPoint2 : Anti-Slip & Shock Absorption: Thanks to triangular cone barbed, the bed risers surface prevent the furniture from sliding. And the bottom with TPU rubber can anti-slip and reduce vibration, protect the floor from scratches. BulletPoint3 : Heavy Duty Material: The bed raisers are crafted from durable PP material that can withstand the weight of the heaviest furniture in your home or office.The furniture risers heavy duty can support a total of 5,000 pounds of weight safely, providing unwavering support and ensuring the stability of your furniture. BulletPoint4 : Convenient and Comfortable: This bed risers can elevation furniture to 4 inch to create extra space for storage and makes your home easy to clean by a robot vacuum. Besides, the heavy duty funiture risers also help with better sleep or for those who have back pain but not used to low sofa or beds. BulletPoint5 : Suitable for More Funitures: The expanded and enlarged top surface boasts a generous 4.1x4.1 inch contact area, ensuring robust stability. Semi-enclosed edge design of the bed frame riser is suitable for furniture legs smaller than 4.1"*4.1", like couch, bed, washing machine, cabinets, fridge, etc. Color : Black 4-pack FabricType : Plastic GpsrSafetyAttestation : 1 ItemName : Sunifier Bed Risers 4 inch, Heavy Duty Table Risers 4 Pack, L Shape Furniture Risers, Oversized Bed Lifts Risers for Beds Frame, Risers for Couch Sofa Chairs Legs (Black 4-Pack,4 inch) ItemPackageDimensions_Height : 24.9 centimeters ItemPackageDimensions_Length : 16.6 centimeters ItemPackageDimensions_Width : 16.9 centimeters ItemTypeKeyword : bed-elevators Manufacturer : Sunifier Material : ABS ModelName : bed risers L shape ModelNumber : SBR-Black 4-Pack 4 inch NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : SBR-Black 4-Pack 4 inch ProductDescription : Specifications Size Variation: Lift 2/3/4/6/8 inches of Height Material: PP material + TPU Support Weight: 5000lbs Color: Black/White Shape: Rectangle & Square Package Include: Furniture Risers*4 Product Feature 1.Half Side Design & Anti-slide Design - "L" design makes it suitable for most furniture legs, top triangular come design avoid furniture sliding around. 2.Anti-Slip & Shock Absorption - The bottom with TPU rubber can anti-slip and reduce vibration, protect the floor from scratches. 3.Heavy Duty Material - The bed risers can support a total of 5,000 pounds, enough to support the weight of all furniture.