Arc'teryx Beta AR Jacket - Men's Clothing : Kingfisher : Constructed of waterproof, windproof, and breathable textile, the Arc'teryx Beta AR Jacket comes with a standing collar and long sleeves. The GORE-TEX PRO with Most Rugged Technology for maximum durability. RECCO reflector for enhanced visibility. Helmet compatible DropHood with internal collar. Straight hemline. Zippered closure. Signature brand detailing on the chest. Pull-on style. 100% nylon. Machine washable. Imported.