Your little ones will be bouncing for hours with the Skywalker Trampolines 15 ft Rectangle Trampoline With Enclosure Set of 2. The Weather and rust-resistant galvanized steel construction offers long-lasting use, and the polyethylene and foam frame pad covers and foam padding on the enclosure poles provide comfortable protection when jumping. The zippered entrance ensures secure locking, and the rectangle design delivers even bouncing for practicing gymnastic skills.