TR90 material, super toughness and more ultra LIGHTWEIGHT(about 0.03 lb), elasticity for all faces, unbreakable.
Super lightweight, as good for reading books.
Anti bluelight & UV, effectively protect your eyes from computer radiation damage.
Product name: Blue Light Blocking Reading Glasses TR90
Material : TR90 + AC Lense
Diopter available: +0 / +1 / +1.5 / +2 / +2.5 / +3 / +3.5 / +4
Arm: 5.55" (approx.)
Lens height: 1.30" (approx.)
Total Frame: 5.51" (approx.)
Glasses Weight: 0.03 lb (approx.)
Packet Weight: 0.06 lb (approx.)
Color : Black & White
Package includes: Bluelight Blocking reading glasses*1, microfiber pouch*1, EVA pouch*1, glasses cloth*1
To avoid damage, never clean your reading glasses with tissues, towels, clothing or alcohol, and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, now some extra strength soaps are powerful enough to slowly disintegrate lens coatings.