Features:
Square tubular steel structure.
Top is reinforced with a thick rubber pad for stability and safety.
Sizes range from 12" to 30" and are square and stackable for simple storage.
Sold separately or in a pack of four. Rubber bottom protects flooring and prevents movement.
Use indoors and outdoors.
Black/black
5-year limited warranty

Dimensions:
12" Box: 22" x 22"
18" Box: 25" x 25"
24" Box: 28" x 28"
30" Box: 32" x 32"