Equipped with polarized smudge-free lenses and a soft touch frame to prevent from sliding on your child's face. They feature 100% UV protection from the harmful sun rays. The frames are made out of a very durable plastic that is also BPA-free. Give your child the gift of protection and style with these sunglasses. Frame size (Fits most 3-7yr olds): Frame width: 123mm | 4.84in Lens width: 47mm | 1.85in Lens height: 44mm | 1.73in Nose bridge width: 15mm | 0.59in Temple length: 124mm | 4.88in.