Retracts neatly and securely into helmet when not in use. Stylish Design. 6 Base Curve lens offers optimum coverage for all users. Low profile. Bi-Polymer Nose Clip for improved comfort and security. Factory Fit and/or User Replaceable. The safety spectacles may be cleaned with soap and warm waterand dried with a soft cloth. Weight: 24.9g (Approx.). UV Filtering. Anti-Fog. Anti-Scratch.