This is the UNITED ARROWS exclusive KANEKO OPTICAL Kevin. It has photochromic lenses that are clear indoors and turn into blue sunglasses when exposed to UV light outdoors. - Color: Black - Lenses: Clear lenses - Lenses: Blue lenses - Design: Round - Style: Casual Thank you for viewing. #KanekoOptical #KANEKOOPTICAL #tartoptical #moscot #moscot #few #Sunglasses #PhotochromicLenses