2 wingsuit flyers BASE jump into a plane in mid-air. A Door In The Sky .

2 wingsuit flyers BASE jump into a plane in mid-air. | A Door In The Sky: . 2017 y. French wingsuit flyers recently completed an unbelievable stunt following a . jump from the top of the Jungfrau mountain in Switzerland. Fred Fugen and Vince Reffet, known as the Soul Flyers, caught up with and flew into a plane in mid-air.