269K views · 677 reactions | Through seven years of iteration, we challenged assumptions, redefined training methods, and engineered breakthrough solutions. What once seemed impossible is now reality - a tool that transforms how flying positions and aerial movements are perfected outside the tunnel.  https://tunnelsport.com/invention-story #tunnelsport #bodyflyingmachines #indoorskydiving #indoorskydive #bodyflying #windtunnelflying | Leonid Volkov | Facebook