Check the listing for details. GUNNAR RUSH Blue Light Gaming Glasses & Computer Glasses Tortoise Shell - NEW. Color: Tortoise Shell, Condition: New. Listed at 35.97 USD. BRAND NEW IN BOX Protect your teen’s eyes in the digital age with Rush from Gunnar, the leading experts in blue light blocking technology. Designed specifically for teens with a narrower fit and paired with a natural focus lens that comes in both Clear (blocks 35% blue light) and Amber (blocks 65% blue light) tint options, these glasses are clinically proven and doctor recommended. KEY FEATURES Doctor recommended GUNNAR lens technology blocks harmful blue light and 100% UV light with two different tint options; Clear (blocks 35% blue light) and Amber (blocks 65% blue light).Stylish and durable round nylon frame with hingeless design for more flexibility.Lens includes anti-glare and smudge resistant coatings.Glasses come with a premium GUNNAR Youth hard case with zipper and safety clip plus cleaning cloth.Designed and built by GUNNAR – the experts in performance enhancing blue light computer and gaming glasses.Prescription Range: -5 to +5.A-fit/Standard Fit.SPECS: lens width: 53 mm | nose: fixed | frame width: 130 mm | temple: 133 mm | weight: 28.3 grams (without packaging)INCLUDED WITH PURCHASEGlasses CaseMicrofiber Cleaning Cloth12-month Warranty