1.Effectively resist reflected/ scattered light and UVA/UVB rays, makes the light softer and protect your eyes from harmful rays. 2.ultra-light and durable material. The frame is only 27g/0.96oz, so that you will not feel its existence. Its unbreakable let sunglasses to be used for a long time. 3.There is a layer of soft rubber that wrap around the arms and have memory rubber nose pads. Even if you sweat a lot, the sunglasses will not drop down. 4.SPECIALLY DESIGNED FOR SPORTS-Suitable for cycling, running, fishing and so on. Streamlined design can reduce resistance of wind. HD lens and rimless design bring for you a perfect visual enjoyment, make you fully enjoy sport. 5.Gift Ideas Package：Classic Sunglasses *1, Sports glasses Lanyard *1, microfiber bag *1, fine fiber glasses cleaning cloth *1, outer packing paper box *1, leather glasses box *1