All season 4-way Stretch Cotton/ Lycra blend fabric with excellent stretch and recovery. Smooth finish. Clarino Knee patches. Lo-Rise fit waist sits about two inches below the navel. Contoured fit eliminates bagging behind the legs and waist. No uncomfortable inside leg seams. Elegant European look.Reinforced seams and belt loops. Plush elastic waistband, brass zipper and heavy duty fastener. Cuffed hems and jod straps, Machine washable.