From the original Devon Aire. High performance Power Stretch fleece makes this breech wind and abrasion resistant. Lightweight 4-way body-hugging stretch has excellent thermal properties and breathability. Keeps you dry when you sweat and is machine washable. Smooth outer face prevents debris from sticking to your legs with the soft velour against the skin. Adjustable drawstring waist, Clarino patches, Gripper ankle elastic, reinforced seat and side seams.