Before the skinny rage, there was Siwy. With the signature contoured back yoke, tulip-shaped pockets, and higher back rise to prevent that dastardly gapping or plumber's butt-slide, it's no wonder that Siwy has become the go-to brand to raise our denim assets.90% cotton 7% poly 3% spandex. 16" in the knee narrows to 14" at the leg opening. Distressed front and back pockets. Whiskering along front pockets. Distressed front pant leg.