Protects both vaulters and poles from hitting the bases of the standards. Fits 28″ tall Gill systems and all standards with center-mounted uprights. 18 oz polyester vinyl coated on both sides with Velcro® fastener.Also available in a sloped base.Please Note: This item CANNOT ship to P.O. Boxes, APO, or FPO Addresses. It CAN ONLY ship to a Street Address.