POLARIZED LENS - HD polarized lenses can filter out sunlight reflected glare, and protect your eyes from long term damage by blocking 100% of harmful UVA and UVB rays. Restore true color, eliminate reflected light and scattered light and protect eyes perfectly. Polarized sunglasses cut glare and haze so your eyes are more comfortable and you can see better. 9 LAYERS\'COATED LENS - TAC lens includes 9 layers. The 1st layer is anti-scracth and strengtheningfilm which protects the lenses surface. The 2nd and 8rd layers are bonding layers to enable durability. The 3th 、4th 、6th and7th layers are UV protection layers to absorb UV light. The 5th layer is UV filter membrane.The 9th layer is compressive strengthening layer protection film. HIGH QUALITY FRAME - TR90 is Unbreakable Ultra light and highly Stress-Resistant Material. It perfectly resolves the breaking issues that many sellers are constantly having to deal with. Most importantly, even with our newest technology the sunglass still continue to be both lightweight and durable for all-day comfort and protection. PERFECT ALL ROUNDER - being Polarized and 400UV protection makes these sunglasses the perfect choice for outdoor sports and activities such as driving, fishing, skiing, travelling, hiking, boating, and is suitable as high fashion accessory and daily wear all year round. It is also gift packaged ready, making it a wonderful yet practical gift idea for friends and family! 100% MONEY BACK GUARANTEE - JOJEN ensures all our customers with 100% Money Back Guarantee and Lifetime Breakage Warranty for our product. In case of any broken issues, please contact us without hesitation. We will provide the best service until our customers are satisfied. You have no risk to try!