High-quality, hypoallergenic earrings are made for kids with sensitive ears and can be worn 24/7. Designed for kids but cute enough for grown-ups too! • Post Length: 10mm • Post Size: 20 gauge, .8mm • Flat screw back • Waterproof and can be worn in the pool and bath • Poke-free back • Surgical grade stainless steel • 18K gold plated • Enamel