6 Pack Blue Green Light Blocking Glasses Sleeping Eyewear Red Lens NR2142-R100 feed-color-Brown/Purple/Red Bridge (DBL): 20mm (0

Bridge (DBL): 20mm (0

Flexible spring hinges adapt to different face shapes for all-day comfort

Temple length about 4 11/16 inches (125mm)

Choose from multiple lens powers ranging from -1

Width of the forehead frame:14cm/5

6 Pack Blue Green Light Blocking Glasses Sleeping Eyewear Red Lens NR2142-R100 feed-color-Brown/Purple/Red Bridge (DBL): 20mm (0Metalless & Screwless: No screws, no metaljust flexible, durable hinge that snap back perfectly every time. Strong screwless hingesno 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. 51 inches (140mm), Lens width about 2. 09 inches (53mm), Lens height about 1. 57 inches (40mm), Bridge (DBL) about 0. 55 inches (14mm),