Why do we need to filter blue light? The main source of blue light in our lives is the harmful blue-violet light emitted by our digital screens. From TVs to tablets, and computers to phones, we're constantly exposing ourselves to unnatural blue light. The symptoms of digital eyestrain Headaches, sore or tired eyes, and stiff necks are all symptoms of digital eyestrain. By wearing blue light blocking glasses, you can limit the amount of blue light that enters your eyes and make your screentime more pleasant. FunSpt blue light blocking glasses anti blue ray glasses can effectively obstruct injurious blue ray, electromagnetic wave radiation, and ultraviolet rays. No matter it's computers, laptops or smart phones, the glasses can always help to prevent harmful blue ray the screens emitted, protecting eyes from invisible injurious blue ray. Say goodbye to eyestrain & headaches FunSpt offers styles perfect for everyone. Whether you put in long hours in front of a computer screen during the day, or find yourself surfing, tweeting, and texting in the evenings. Clear lens -- The lens was made of a fully transparent base, without adding any pigment, while maintaining high light transmittance. Less reflective, no affect reading, and almost no color difference Fashion Frames- Turn heads with classic and modern styles Keeping you protected both indoors & outMULTIPLE CHOICES: Super multiple style to choose from. PACKAGE: Blue light blocking glasses x 1, microfiber pouch x 1, microfiber cleaning cloth x 1. DESIGNER STYLE - These stylish cat eye blue light blocking glasses bring you a timeless trendy appearance, and can go with various face shapes and hairstyles.Driving, Sporting, Reading, Fishing, Racing, Trekking and Business Or Other Outdoor Activities Enthusiasts.Casual frame design keeps you looking professional and stylish while working,gaming,watching TV or reading.This is also a good idea as a gift. NEW COMPOSITE MATERIALS: And these blue light blocking glasses are also constructed with TR90 and reinforced metal to ensure durability and avoid breaking; no fade.New composite materials makes these glasses only half weight of plastic glasses, and double durable. PROTECT YOUR EYE: Anti harmful blue light, 100% screen flicker, anti-fatigue, provide all-day protection especially when watching TV and looking at computer,and without getting that harsh yellow found in other glasses.Our improved blue light blocking lens has no color difference, can bring you a better visual experience.Whether they are used for reading, watching TV,computer gaming, using computer or mobile phone, they all meet your needs.