The Trampoline with Steel Flex Enclosure - 14 foot features a patented reinforced steel plate leg socket welding for added strength, the Steelflex technology on the enclosure reduces sagging of the enclosure netting, the center has a safety zone marking. The Sportspower Trampoline with Steel Flex Enclosure - 14 foot is constructed of galvanized steel frame and has a patented spring loading tool. Plus the mat and spring pad are UV protected. Legal Statements: Please note: Due to the size and weight of this item, a specialized carrier will be utilized, and will need to schedule a delivery for this item. The carrier will contact you directly to schedule a convenient delivery date and time. The carrier will deliver your order to the first available entrance of the delivery address, so please make arrangements to accept this delivery and to bring this item into your home. Shipping charges will be shown separately on your order. Maximum child weight is 220 lbs.