Anti Blue Light Reading Glasses Customer Reviews (31) 4.9/5 Help reduces symptoms of dry eyes, strain, and headache from long hours of viewing. ·Special coated lens blocks harmful blue-light emitted from the screen of your computer, cellular phone, TV, and other electronic devices. Clear lens reduces flare and has minimum effect on color accuracy, designed for serious hobbyist, office staff, and professional as well Gender: Unisex Lenses Color: Clear Lenses Optical Attribute: Mirror Coating: HC Lenses Material: Polycarbonate Lens Width: 5.5cm Lens Height: 3.6cm Frame Material: Plastic Shipping Information Shipping available for the following countries North America Delivery to Canada typically takes 35 to 40 business days Delivery to United States typically takes 30 to 35 business days Delivery to Mexico typically takes 30 to 40 business days Europe Delivery to Denmark typically takes 20 to 30 business days Delivery to Finland typically takes 20 to 30 business days Delivery to France typically takes 25 to 30 business days Delivery to Netherlands typically takes 25 to 30 business days Delivery to Norway typically takes 20 to 30 business days Delivery to Russia typically takes 20 to 30 business days Delivery to Spain typically takes 25 to 30 business days Delivery to Sweden typically takes 25 to 35 business days Delivery to Switzerland typically takes 20 to 30 business days