Fly Racing Dirt Mid Layer Jacket Fly Racing Dirt Mid Layer Jacket offers comfort and warmth for your outdoor adventures. Featuring elastic cuffs and thumb holes and constructed with moisture-wicking, antistatic fabric and four-directional stretch polyester and spandex fleece, it ensures optimal flexibility and breathability. Ventilated underarm and side mesh panels enhance airflow, while YKK zippers provide durability. Moisture wicking, single brushed Four-directional stretch polyester and spandex fleece Flat lock stitching for maximum comfort Highly breathable Main reversed YKK zipper YKK hidden zipper hand pockets Elastic cuffs with thumb holes Shock cord waist adjustment Hidden armpit vent zippers 1.5 drop tail