Description Sunglasses - Shape #C: stylish, bold, square - 100% UV Category 3 polarized lenses - Unisex, universal model - Biosourced frames - Storage bag included in the box The sun emits visible and invisible electromagnetic waves. The most harmful invisible rays are ultraviolet (UV) rays, which are dangerous even in cloudy weather as no more than 10% are absorbed by clouds. Specifications - Flex hinges - Flexible and comfortable arms, with spring hinges, which adapt to all face shapes and sizes. - Polarised sunglasses cat. 3, VLT 12% - Glasses protect your eyes from unwanted glare with 100% UV category 3 polarised green lenses: anti-glare, they are designed to increase contrast in all natural environments and ensure optimal visual comfort.*** PLEASE NOTE: Blundstones cannot be shipped to Canada. Sunglasses C Polarized Sunglasses - Light Tortoise