VIVIJASON Adjustable Bed Furniture Risers, Lifts in Height 3 or 4 Inch, Heavy Duty Square Elevation Blocks, Table Extenders Lifters to Raise Dorm Bed Sofa Table Couch Chair and Caster Wheels, Set of 4

PREMIUM MATERIALS: These heavy duty bed risers are made of high-strength ABS Plastic which can hold up to 2000 kg / 4400 lbs.

Bed legs fit securely in recessed bed risers.

It's Durable, Stable, Sturdy and Safe.

FLEXIBLE CHOICES: Customize the height of these bed risers to be 3 inch or 4 inch by adding the top pads.

Give you the option to find the optimal height for your needs.

The External Size: 4"(W) x 4"(D) x 3~4"(H).

The Internal Size: 3-5/8" (W) x 3-5/8"(D).

WIDE APPLICATIONS: With high-quality foam pads we provided, these bed risers are not only for regular flat round legs, square legs, sofa or couch risers, rectangular narrow legs, but also the legs with wheels or casters fit well.

Adds additional height or storage space under beds and furniture making cleaning underneath furniture easier (great for robot vacuums).

UNIQUE DESIGN: Circular corners design with smooth edges and embedded bottom protection pad design which won't scratch or dent your wood floors provide additional security(Anti-Collision) and stability(Anti-Slip).