The plum junior trampoline and enclosure in blue is a great option for smaller children as they get to grips with a trampoline for the first time it features a steel galavanised material on the interior and exterior of the frame making it rust resistant and providing solid strength the jump mat has been made with a thick uv protected foam padding with covers 30 zinc coated springs and will provide soft cushioning and the pad and enclosure covers have been made from a durable pvc material th