Cat-eye Screwless Sleeping Glasses Blue Light Blocking Red Lens R2308-R100 feed-color-Red/Purple/Green Lens width about 2 1/8

Lens width about 2 1/8 inches (54mm)

46 inches (37mm)

a high-strength and lightweight metal

metal frame with spring hinges

Cat-eye Screwless Sleeping Glasses Blue Light Blocking Red Lens R2308-R100 feed-color-Red/Purple/Green Lens width about 2 1/8Ideal 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