Eyekepper Quality Spring Hinges Half-Rim Computer Readers Reading Glasses (Gunmetal， Yellow Tinted Lenses) +0.5[Product Information]- PRODUCTS DIMENSION-Frame material: Metal， Lens width: 2 1/16" (53mm)， Frame width: 5 7/16"(138mm)， Lens height: 1 1/4" (31mm)， Frame height: 1 5/16" (33mm)， Bridge (DBL): 11/16"(17mm)， Temple length: 5 1/2"(140mm)，Spring hinge: Yes， Lenses: Aspheric， Head size:Narrow to Medium.
- EYEKEPPER HALF-RIM COMPUTER EYEGLASSES- Obliterate Blue Light with our patented computer glasses that will keep your eyes safe from all harmful blue light， designed for anyone using an electronic device such as computers， T.V.'s or phones.This meets the requirements of the U.S. FDA， and exceeds European Union requirements
- EYEKEPPER SPRING HINGE COMPUTER GMAING READING GLASSES-included a microfiber cloth and hard zipper case， Superior Blue Light Blocking Computer Glasses that will reduce eye strain when working on a computer， tablet， phone or television.Excellent for Relieving Visual Discomfort and fatigue associated with using a computer for long periods of time
- QUALITY FRAME -FDA registered Reading Glasses and Eyewear，Accord with ANSI Z80.3-2010，Accord with BS EN ISO 12312-1:2013 and EN14139:2010，Accord with AS/NZS 1067:2009，Top quality metal frame， aspheric lenses and have spring-loaded hinges
- LIFETIME BREAKAGE WARRANTY&30 DAY MONEY BACK GUARANTEE: In case any broken problem happens， contact the seller of Eyekepper without hesitation to solve the problem until satisfaction. Eyekepper provides lifetime after sale service for all Eyekepper computer readers glasses. Customers can return and get refunded for any reason. You have no risk to try
