The Vault Safety Zone surrounds the vaulting board, giving you a larger safety zone target area during round-off entry vaults. The mat cannot and does not eliminate the possibility of a very serious injury during this particular vault. Constructed of an 8" combination of polyethylene and polyurethane foams for added strength and durability and covered with strong, 18 oz. PVC vinyl. Meets New FIG specification. Breaks down for easy transport & storage. Ships UPS or FedEx.