Product Description:1.A One-Of-A-Kind Unique Design:Exceptionally sturdy and well made, this pair of active eyewear features an unbreakable frame, made of flexible TR90 material that has the ability to bend under pressure, without breaking.Who says you have to sacrifice glamour for the sake of sport? These fashionable sunglasses offer a sensational style, suitable for casual wear, as well. For men and women.2.Adopt Japan-made 7 layers TAC polarized lens:1st is polarization layer; 2nd and 3rd are bonding layers to enable durability; the 4th and 5th are UV protection layers to absorb UV light; and the 6th and 7th layers are shatterproof layers. 100% harmful rays blocking, so it absolutely can protect your eyes and view when doing sports or driving.3.Superior Protection & Comfort：Whether for running, skiing, snowboarding, cycling, hiking, tennis, fishing, golf or motorcycle driving, these active sunglasses offer reliable eye protection from UV, UB, wind, insects and dust.Specially designed with the needs of athletes and fitness enthusiasts in mind, these athletic sunglasses are a safe choice for all kinds of sporting adventures.4.Our sunglasses meet all the USA and European Safety Standards：Premium metal Material with high impact strength and elasticity coefficient is more skin-friendly, lightweight and durable,,hope they can give you a more comfortable fit.5.Exquisite Packaging :Each pair of our sunglasses comes equipped with a microfiber pouch and soft glasses cloth which you can use to store your sunglasses when you’re on the go.Moreover, soft glasses cloth can be used to clean your sunglasses of all smudges.6.Product Maintenance: Clean the Lens by Water or Wipe Them by the Soft Cleaning Cloth Included Regularly. Do Not Use Alcohol or Any Other Chemicals to Clean the Lens, to Avoid Surface Broken.Do Not Maintain the Sunglasses in Such Bad Environment of High Temperature or Long Time Damp, to Avoid Deformation.