Red Lens Blue & Green Light Blocking Glasses for Optimized Sleep N801-R100 feed-color-Grey/Brown By doing this the lens

By doing this the lens delivers greater definition

Lens width about 2 inches (50mm)

Unlike minimal frames

Frame width about 5 5/16 inches (135mm)

Ideal for nighttime screen use

Red Lens Blue & Green Light Blocking Glasses for Optimized Sleep N801-R100 feed-color-Grey/Brown By doing this the lensIdeal for nighttime screen use, late night reading, or pre sleep relaxation, these glasses protect your eyes and help you fall asleep faster and wake up refreshed. Metalless & 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