These delicate heart swirl crystal studs combine beauty with safety for young wearers. Featuring hypoallergenic surgical titanium posts and secure screwback closures, they're crafted from non-toxic materials you can trust. Features Type : Screwback Stud Earrings that are secure Material : The post that goes into the ear is Surgical Titanium, Rest of the material is brass with a yellow gold plating or Palladium plating (similar to white gold just more hypoallergenic) Stone : Crystal Size : 10 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!