These charming heart-shaped blue crystal studs are designed with your child's safety in mind. Featuring surgical titanium posts and hypoallergenic construction, they're gentle on sensitive skin. The secure screwback design keeps them safely in place while the white gold plating adds timeless elegance to any young fashionista's collection. Features Type : Screwback Stud Earrings that are secure Material : The leverback part that goes into the ear is 925 sterling silver. The rest of the material is brass with a yellow gold plating or palladium plating (similar to white gold yet more hypoallergenic) Stone : Crystal Size : 9 MM Age : Young Child-Tween Hypoallergenic kids earrings - no more sensitive ears! FREE SHIPPING! Satisfaction Guarantee or money back - you will love these cute earrings for kids!