6 pack bifocal reading sunglasses metalless spring hinges r2607sg Magnification Strength:+1.50 Ultimate Blue and Green Light

Ultimate Blue and Green Light Blocking: Red lenses filter out 100% of sleep-disrupting blue and green light

Lunghezza delle aste circa 5 7/16 pollici (138 mm)

Ponte (DBL) circa 5/9 pollici (15mm)

The Biohacking Sleep Aid: Deep Sleep Red Lens (Clip-On/Flip-Up)

ma minimizza anche possibili reazioni allergiche o irritazioni cutanee

6 pack bifocal reading sunglasses metalless spring hinges r2607sg Magnification Strength:+1.50 Ultimate Blue and Green LightMetalless and Screwless Design. Acrylic Lens, plastic frame with unique flexible spring hinges. 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 (19mm), Temple length about 5. 51 inches (140mm). Solid Construction: Meticulously built to withstand regular use without succumbing to damage. The screwless hinges guarantee the hinge's