The plum 7ft junior jumper trampoline blue and green is fun durable and safe the frame of the trampoline is made with galvanised steel and covered with a unique plastic moulding improving the appearance and stability parents can be sure their child is safe thanks to the protective enclosure that reduces the risk of falling along with this the trampoline has zinc coated springs that are covered with uv protected padding and is low to the ground for easy access comes flat packed with eas