94% polyester/ 6% elastane. (Heather colours 79% polyester/ 15% viscose/ 6% elastane). Extremely comfortable fabric. Elasticated waistband with two-tone drawstring with plastic tips. 2 front pockets with jersey lining in 65% polyester/ 35% viscose and 1 zipped pocket at the back with taped seams. Modern slim fit. Leg ends with contrasting part elastic tape Black on all colours and Dark Grey on Ash Heather.