H2MAX creates a high performing, superior anti-fog coating that is durable enough to withstand repeated cleaning without losing adhesion. H2MAX ensures maximum clarity in the most extreme temperature and humidity conditions, and it also adds a layer to the lens that is abrasion, chemical, and UV-resistant. Features Soft nosepiece for snug fit; Semi-frame & slim co-material temple design for lightweight spectacle of 22 gm; Clear panoramic view without obstruction; 8 base wraparound lens provides full front side protection; Scratch-resistant, polycarbonate lens provide 99.9% of UV protection; Specifications Frame Color: Black; Bridge: 11.2 mm; Closest Point Between Lens: 11 mm; Closest Point Between Temple Tips: 70 mm; Lens Base: 8 Curve; Lens Size Diagonal: 79.6 mm; Lens Size Vertical: 43.3 mm; Lens Thickness: 1.8 mm; Overall Length (Lens-Tip): 163.5 mm; Overall Width (Hinge-Hinge): 134.3 mm; PD: 64 mm; Weight: 0.09 lbs; .