Umizato Ken (Black) Blue Light Glasses, NWOT

SPECIFICATIONS NEW in case. Case may need extra gluing on lid. Frame is optical quality which means will last a long time. Size: 54-18-150 Frame Material: Ultra Thin Handcrafted Acetate | Stainless Steel Temples | Lens Technology: Blue light filtering, anti-glare, UV 400, and almost clear lens protects your eyes during extended digital screen time. By blocking the most harmful part of the blue light spectrum and allowing partial transmission of "good" blue light, Umizato glasses provide better sleep with regulated circadian rhythm and melatonin production. Questions? Leave a comment below!