Bobster Hooligan Sunglasses with Black Frame and Photochromic Lenses. The frame of this Bobster Glasses wraps around the face and has a slight cup on the edges of the frame to minimize wind disruptions without the need for foam. The lenses are photochromic starting with a light tint (85percent transmission) and transform to a medium grey (25percent transmission) in bright light. The Bobster Sunglasses from Hooligan series also comes with a microfiber pouch for easy transport. Specifications for Bobster Sun glasses from Hooligan Series: Frame Color: Black Frame Convertible: No Frame Finish: Gloss Frame Foam Type: N/A Frame Material: Grilamid TR90 Frame Measurements: Temple to Temple 130mm Frame Height 41mm Frame RX Ready: Yes Frame Temples: Bayonet Lens Coatings: 100percent UVA and UVB protection Lens Color: Photochromic clear (85percent) to medium grey (25percent) Lens Material: Polycarbonate Lens Upgrades: N/A Lenses Interchangeable: No Rx Limitation: +/-3 sph +/-2 cyl Features of Bobster Hooligan Photochromic Sunglasses: Photochromic lenses Dual injection frame Storage: Microfiber Carry Pouch Warranty: Limited Lifetime against Manufacturing Defects Package Contents: Bobster Hooligan Sunglasses with Black Frame and Photochromic Lenses BHOO101 Microfiber Carry Pouch Specifications for Bobster Hooligan Sunglasses with Black Frame and Photochromic Lenses BHOO101: Manufacturer: Bobster Application: Tactical Casual Motorcycle Age Group: Adults Gender: Unisex Frame Color: Black Lens Color: Photochromic Clear/Gray Polarized: No Photochromic: Yes Condition: New Fit: Standard Features of Bobster Hooligan Sunglasses with Black Frame and Photochromic Lenses BHOO101: Lens Coatings:Anti-fog 100 percent UV protection Lens Color:Photochromic Storage:Microfiber pouch Frame Color:Black Frame RX Ready:Yes Warranty:Lifetime against manufacturing defects Bobster Hooligan Sunglasses with Black Frame and Photochromic Lenses BHOO101