DOOViC Mnes Blue Light Blocking Reading Glasses Black Frame Rectangular Computer Readers Glasses for Women +3.5

LENS: ANTI BLUE LIGHT - Harmful blue light refers to the 415-455 nanometer range of the visible light spectrum. DOOViC blue light filter reading glasses lenses can block about 95% harmful blue light,but do not block all blue ray. So doovic computer reading glasses excellent for smartphone/tablet/monitors and LED lighting emit short-wave blue light

BENEFIT: WEAR BLUE LIGHT GLASSES - Less eye strain,better sleep,fewer headaches,reduced risk of eye diseases and you can avoid many of these issues related to blue light by stepping away from your computer, reading a book instead of watching TV, and limiting the use of your tablet and phone

HINGE:FLEX HINGES - Doovic hinges are equipped with a small spring that affords the arms a greater range of movement and does not limit them to the traditional, 90 degree angle. Compare with Standard Hinges,Spring hinges glasses require less adjustments, provide a comforting “squeeze” for the wearer and are more able to withstand everyday use

Style：Classic but Stylish - black full rim rectangular frame with blue temples made from high quality plastic are a classic but vibrant style that will never go out of fashion, and the rectangular glasses are perfect for office workers as they give a professional and relaxed feel

SERVICE:ACCESSORIES and AFTER-SALES - This fashion black reading glasses 3.5 came with a hard case, cleaning cloth, neck lanyard and a keyring with a tiny glasses screwdriver tool attached with reversible shaft for both cross-head and flat screws.And if any question, please to contact me or contact amazon customer service,we will reply you within 24 hours