Red Lens Night Time Eyeglasses for Better Sleep R2607-R100 Color:Green operating heavy machinery

operating heavy machinery

Camera: Built-in HD

Lens width about 1 5/8 inches (41mm)

Temple length about 4 7/10 inches (120mm)

Fits all head sizes

Red Lens Night Time Eyeglasses for Better Sleep R2607-R100 Color:Green operating heavy machineryMetalless & 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. 55 inches (141mm), Lens width about 2. 05 inches (52mm), Lens height about 1. 54 inches (39mm), Bridge (DBL) about 0. 75 inches