MARE AZZURO Photochromic Reading Glasses 3.5+ Men Blue Light Blocking Oversized Square Readers 1.0 1.5 2.0 2.5 3.0 3.5 4.0 (Black, 3.50)

• Photochromic reading glasses for men 2.5 : darkens the lens to light grey based on sunlight and ultraviolet light. Outdoors are full reader sunglasses, and indoors are blue light blocking reading glasses. The Gospel for lovers of sunglasses with extra readers, allowing you to better enjoy indoor and sun reading by the pool, garden, window and park.(Note: Unable to achieve deep black, please consider carefully before purchasing.） Eye protection: HD photochromic reading sunglasses 3.50 with UV400 protection effectively cut blue ray from digital screens (computer, phone, pad, TV, LED, etc.) and block glare and UVA/UVB radiation from sunlight. Relieving your eyestrain & headache from long-term screen reading, working, watching video, gaming, or playing mobile to have a better sleep at night! Comfortable fit: with flexible spring hinge fits well for most faces, durable and not easy to damage. Lightweight and large square frame give you a broad vision without turning neck for a all-day comfort. Transition photochromic readers allow you to stop changing between bluelight glasses and sunglasses, make indoor and outdoor close reading more comfy! Warm tips: Not Bifocal Sunglasses!! May not change very obviously under weak UV situations! MARE AZZURO photochromic sunglasses, has accurate +1.00 +1.50 +2.00 +2.50 +3.00 +3.50 +4.00 strength for selection, classic style, excellent crafted, great price, exquisite gifts, worry-free after-sales! Great value: photochromic readers sunglasses 3.5 . A small screwdriver to tighten the screws regularly. A glasses rope to avoid loss and breakage. A soft cloth to keep readers clean. A portable carrying bags to avoid scratching. as a perfect gift for family and friend! If any problem about size, strength or broken, please contact the seller to solve it until satisfied.