4 Pack Blue & Green Light Blocking Glasses Red Lens Night Time Eyeglasses N801-R100 Clip-on Flip up Sunglasses Solid Construction: Meticulously built to

Solid Construction: Meticulously built to withstand regular use without succumbing to damage

Lens height about 1 1/2 inches(38mm)

Our stick-on lenses fit most flat or slightly curved sunglasses

Temple length about 5 7/16 inches (135mm)

Lens width about 1 7/8 inches(48mm)

4 Pack Blue & Green Light Blocking Glasses Red Lens Night Time Eyeglasses N801-R100 Clip-on Flip up Sunglasses Solid Construction: Meticulously built toMetalless & Screwless: No screws, no metal just flexible, durable hinge that snap back perfectly every time. Strong screwless hinges no worries about breaks or lost pieces. Ultimate Blue and Green Light Blocking: Red lenses filter out 100% of sleep disrupting blue and green light. Product Dimension: Frame width about 5. 79 inches (147mm), Lens width about 2. 32 inches (59mm), Lens height about 1. 89 inches (48mm), Bridge (DBL) about 0. 67 inches