Fit-Over Sunglasses Photochromic 4599PH Black/Clear2Smoke Medium Size

Smart and durable transitional cover over sunglasses that fit over prescription eye glasses. With UV activated photochromic lenses which transform from clear to smoke automatically so you don't have to change your eyewear as the sunlight varies. These transitional fitover sunglasses with transforming 24 hour lenses are great for day and night use, the tint automatically lightens as the sun goes down or you go inside.

Will fit over most spectacles up to 135mm across the temples, maximum 45mm lens height, MEDIUM size.
The correct fit is the model that is slightly larger than your spectacles including the frame and temple fittings.

Frame: high quality durable polycarbonate black frame; smoke side lenses provide enhanced peripheral vision; smooth action screwed hinges.

Lenses: day to night (D2N) photochromatic with clear to grey smoke transition; 2.0 mm shatterproof polycarbonate; clear, distortion free vision under all conditions.

Labelling: product information tag and standards compliance statement; UV400 label; CE mark.

Pouch: Comes with a FREE microfibre soft pouch, worth £1.97, which doubles as a cleaning cloth.

Approximate Measurements: 145 mm across temples, 42 mm maximum lens height (48 mm in frame), 130 mm to arm ends.

These fitover sunglasses comply with ISO 12312-1:2013+A1:2015 and block 100% UVA/UVB rays meeting ANSI Z80.3 UV General Purpose Protection Standards. Transition from UV filter category 0 when clear (low light, cloudy and overcast conditions) to UV filter category 3 when dark (bright sunlight, driving and general purpose wear).

Not to be used for direct viewing of the sun or in a solarium.