3-in-1 glasses with up to 99% blue light cut and photochromic lenses, suitable for indoor and outdoor use. - Type: 3-in-1 glasses - Blue Light Cut: Up to 99% cut - Photochromic Lenses: Equipped - Sunglasses Function: 99% UV cut - Japanese JIS Standards: Compliant - Design: Stylish design - Usage: For both indoor and outdoor use Thank you for viewing.