This is some sick footage of a group of wingsuit flyers jumping off buildings, off mountain tops, and flying low through mountain gaps, coming perilously close to rocks and the ground. And they look so calm doing it.

According to elephant journal, Roberta Mancino — one of the flyers featured in the below video — is a model who often poses in the buff and was named the world’s hottest female athlete by Men’s Fitness magazine in 2010.