These polarized lenses help reduce harsh glare and eye strain. Each pair features UV400 lenses that shield eyes and surrounding skin from 100% of harmful UVA/UVB rays. These sunglasses are also BPA-free and undergo rigorous testing to ensure theyre safe for kids to wear, touch, and even chew! With shatter-resistant lenses and flexible, rubber frames, theyre virtually indestructible! Customers like Lucy say The babiator polarised sunglasses provided the perfect eye protection during a recent holiday. They look very stylish and were very comfortable for our daughter to wear.Babiators is the top baby and kids sunglasses company. We have been featured in Vogue and CNBC and received the MadeForMum Award. We have a 99.8% sell-through-rate and a 4.9 rating.