The COREFX 3 in 1 wooden Plyobox gives you a 20", 24" and 30" tall plyobox all with a simple turn of the box! With a sturdy plywood construction, an internal reinforcing component that makes this just as sturdy as regular metal plyoboxes, and rounded edges for safe jumping, this Plyobox is a must-have in any facility. The Plyobox ships unassembled to keep freight costs as low as possible.