Love Sunglasses-2 Pairs Light Changing Black Glasses by Black

Overview Highlights Uses: - Blocking blue light from cell phone/computer:easing dry eyes,tearing,swelling,etc. - Promote sleep at night:Promote melatonin secretion,help sleep - Day and night driving protection:anti-ultraviolet,anti-glare,anti-high beams - Post-operative eye protection:blocking screen blue light,secondary damage Key Attributes Dimensions (Length x Width x Height) 16cm x 8cm x 3cm weight 0.07kg Gender Unisex Stock Location Country of Origin Brand SUNSKY Shipment Information Weight per item 0.07 kg Dimensions per item (LWH) 16 x 8 x 3 cm Carton weight 0.07 kg Carton dimensions (LWH) 16 x 8 x 3 cm Pieces per carton 3 Stock location Product Description1. Uses:- Blocking blue light from cell phone/computer:easing dry eyes,tearing,swelling,etc.- Promote sleep at night:Promote melatonin secretion,help sleep- Day and night driving protection:anti-ultraviolet,anti-glare,anti-high beams- Post-operative eye protection:blocking screen blue light,secondary damage2. Frame material:TR + alloy 3. Mirror leg material:TR4. Weight:about 10.4g5. Size:- Hinge width:about 14.3cm- Lens width:about 5.3cm- Lens height:about 4.9cm- Nose width:about 1.8cm- Mirror leg length:about 15cmFeatures:1. HD perspective pure light source outside,the lens 14 layers of coating,7 layers of film to increase clarity,7 layers of film to reduce refracted light,significantly increase clarity,reduce refracted light2. Non-slip end design,can enhance the comfort of fit,wear not slip off3. One-piece non-slip nosepiece,comfortable and non-slip without slipping4. Flexible and elastic temples for a comfortable fit5. Block harmful blue light,ultraviolet UV400,through the beneficial blue light6. Block high beams at night,safe driving,brighten night contrast