HIGH QUALITY METAL FRAME WITH SPRING HINGE.Made of durable metal material,perfected with spring hinges for personal fit. MINIMALIST STYLING AND EXTRA CLEAR LENSES.Sleek and unisex design for both men and women,extra clear lens do not cause light distortion. SLIM COMPACT READERS FITS ANYWHERE YOU GO.Total frame: 4.29 inch,Lense width: 1.44 inch, Lens height: 0.68 inch, Bridge width: 0.72 inch, Arm length: 4.43 inch.Includes shirt clip case for easy storage.Soft plastic pad inside protect your readers from lens scratch. BUNDLE UP AND GREAT VALUE.4 pen reading glasses and 3 cleaning cloths at 1 low price,save some money on a few different colors.As shown in the pictures,black case with black reader,brown case with brown reader,gold case with gold reader,blue case with blue reader. 90-DAY MONEY-BACK GUARENTEE.If you have any questions, you can contact us at any time.We provide a 90-day money-back guarantee and lifetime warranty for all products.