Hypoallergenic Sterling Silver: These earrings are crafted in 925 sterling silver and free from nickel, lead or cadmium; Independently lab tested to ensure they are hypoallergenic & safe for children with sensitive skin Huggie Hoops: These children's huggie earrings are designed with a secure hinged latch closure to ensure they stay in place throughout the day; This closure provides an added layer of security, preventing the hoops from slipping off or getting lost Earring Size: Inner 0.35 in. (8mm); Outer Diameter 0.47 in. (12mm); recommended for ages 8-17 years Lab-Tested: These earrings are third-party lab tested and compliant with the Consumer Product Safety Improvement Act (CPSIA) and ASTM F2923, (Standard Specification for Consumer Product Safety for Children’s Jewelry) Designed For Children: These earrings are carefully created with children in mind, prioritizing safety and quality, ensuring the comfort of children throughout the day with appropriate sizing and ergonomic designs