A double mini-trampoline is smaller than a regulation competition trampoline. It has a sloped end and a flat bed. The gymnasts run up and jump onto the sloping end and then jump onto the flat part before dismounting onto a mat. Skills are performed during the jumps or as they dismount.
One minute, you are hurtling down a runway at top speed. The next, you are launching yourself into the sky. Two Huge aerial tricks later, you finally com back to earth. And that's when the adrenaline kicks in.
Double mini trampoline packs a lot of action into a short space of time. Combining explosive power with high-flying stunts. It is an incredible way to develop your strength and co-ordination, not to mentio an awesome way to impress your friends.