Sealed "Dual" Lens; Anti-fog on the inside - Anti-Scratch on the outside Great panoramic view Non-vented body offering the best protection against liquids and dust Features a soft closed-cell foam rim for a snug seal allowing no smoke to come in UV absorbing polycarbonate Ultra comfortable, soft goggle body Fits over prescription eyewear Strap is flame retardant and easily adjustable Meets ANSI Z87.1-2003 Standards Meets ANSI + High Impact Standards CUL Certified to meet CAN/CSA-Z94.3 Standards NFPA 1977, 2005 Ed. Certified WEIGHT .28 LBS.