These are Lululemon jogger pants. The material is slightly different on the front and back. I've cut the tag off, but they are Lululemon size S. Slim-fit jersey pants with a drawstring waist, made of stretchy material for a comfortable fit. - Color: Black - Design: With drawstring waist - Style: Slim fit - Pockets: Side pockets - Material: Stretchy material Thank you for looking.