93% Viscose 7% Polyester. YKK zip fly. While you might have grown up being told to iron out crinkles, this pairof pants from Our Legacy embraces the beauty of creases. The viscose and polyester blend fabric has a distinctive crinkled effect that is made possible through a heat treatment on the finished weave. The pants are cut with a wide fit and feature an elasticated waistband, a zip fly, and welted back pockets.