The 13ft Jumbo Round Trampoline offers ultimate safety and colossal fun for kids of all ages. It's a crowd pleaser, perfect for large families or a neighborhood gathering! This huge 13ft traditional-shaped round trampoline has a mat size that is equivalent to a 15 ft spring-based outdoor trampoline. The Jumbo Round Trampoline is a popular choice if you have a large backyard and offers 132 square feet of jumping freedom. The brilliance of black. Elevate your yard to the next level of style.