The Elbeco Dark Navy Luxury Trouser is a 55% Dacron« polyester / 45% worsted wool fabric provides for exceptional comfort, easy care, and impressive performance. Stretch serge weave, weight 14 ounces. Now engineered to be completely machine washable or dry cleanable! Relaxed Action Fit features the best stride in the industry. Advanced ComfortGrip waistband keeps shirts tucked in. French fly for superior support. Exclusive triple-stitched crotch presents blowouts. Bar tacks at points of stress for durability.