Eliminate the gap on powder days or hunker down in your perfect cozy head-to-toe merino layer for all around warmth and perfect temperature regulation on and off the hill. And, for those who don't love getting fully nude to use the restroom (whether indoors or adventuring in the snow), we've created the ultimate convenience: the butt zip. An often overlooked feature for those who don't pee standing up, this zipper allows for quick and easy relief.