These kids are claiming a world record but I think they might be a little too reliant on google searches for similar jumps.
“Hitting the water at approx. 70 mph leaves no room for error. This massive 106ft double back flip by Chase Reinford was done into an abandoned quarry with no aeration system to soften the impact. This is the world’s first double flip from 100+ ft into non-aerated, stagnant water!”