Karate Floor Mats Scared Of Doing A Roundoff Backhandspring On Wood Floor?

Scared of doing a roundoff backhandspring on wood floor? - karate floor mats

If I jump my district, easy backhand into the grass, spring, and mats. But tomorrow's a demonstration of karate from 3000 to 4000 people and have never been on the hard ground. in fear that I hurt myself or chaos. some tips on how to do on the stage wood?