TAC - UV400 lensUV Protection Coating coatingLens width: 45 millimetersPOLARIZED AND 100% UV PROTECTION LENS All ALYLY kids sunglass lenses are provide 100% UV400 protection. UV penetrates your kids eye all the way to the retina when children play outdoors and exercise. ALYLY sunglasses can cut 99% of the UV, filter harmful sun's rays from entering eyes and mitigate damage that will cause problems later in life, you need this Kids' sunglasses protect your children's eyes.UNBREAKABLE FRAME TPEE rubber flexible unbreakable frame, soft material, good quality, double-layered lens, true version and true color. All accessories and materials do not contain lead, bisphenol A and other harmful substances. Quality and safety are guaranteed, please be assured used.PROTECT YOUR KIDS EYES The sun's rays emit harsh and harmful rays that cause eye strain even dizziness, using ALYLY polarized lenses sunglasses will reduce eye strain. If your child is very sensitive to sunlight, please choose ALYLY kids polarized sunglasses, don't let cheap and inferior sunglasses hurt your child's eyes.CHILDREN'S FAVORITE COLOR DESIGN The color is specially designed for children, so that your child can get the best experience in any occasion. The childlike color is suitable for 2-9 years old. The color matches the character color of the children, it is the idea of making the best gift for the children, believe your child will like it very much.PROVIDE BEST PRODUCT AND CUSTOMER SERVICE In case any accident of the shipping or unexpected damage happened to these kids sunglasses. Please contact us without hesitation to solve the problem until satisfaction, you have no risks to try. And we will provide best product and customer service to you.