Safety spectacles designed with user comfort and convenience in mind Polycarbonate lens for F rated impact protection Lightweight (26g) for all day comfort Integrated browguard for increased protection and adjustable temple length (three positions) for comfort and optimal fit Soft inner padding on temple for increased comfort and stability when worn Combines well with 3M™ Aura™ 9300+ Series Disposable Respirators Inclinable lens for easy adjustment and maximum comfort