4-Way stretch cotton / lycra blend fabric has excellent stretch and recovery. Mid weight fabric is perfect for year round use. Contour fit hugs, flatters and eliminates bagging in the seat and legs. Lo-Rise waist sits about 2 fingers below the belly button for a fashionable fit. No uncomfortable inside leg seams. Clarino knee patch, plush elastic waistband, hook and loop adjustable ankle closure, brass zipper and fastener. Reinforced seams and belt loops. Elastic trim ankle cuffs. Machine washable.