2.44m Trampoline. Our 8 foot trampolines are perfect if you have a family with young children looking to use a trampoline for the first time. Especially suitable for children under six years, this trampoline can fit in the smallest backyard and still provide safe and stable support for the most lively of bouncing beans! With its limited jumping area, this trampoline is ideal as a safe trampoline for first-time users.