Air Track Gymnastics Mat Airtrack Factory is airtight supplies originally for gymnastics, integrating the edges of bouncy trampoline and a ground mat into a track. With the difference in sizes, air tumble track have benefits of high bouncy and safety to stand on. It is more like a spring equipment on the floor. They are hermetically sealed.
Professional AirTrack Factory - Vano Inflatables Limited at Tumble-track.com and AirTrackMats.com
https://www.zorbingballz.com/inflatable-game/air-track/ and https://www.tumble-track.com