HYPOALLERGENIC EARRINGS FOR GIRLS: These darling cubic zirconia earrings are made of sterilized stainless steel. These hypoallergenic earrings are gentle enough for even the most sensitive ears. THIS IS NOT INTENDED FOR SYSTEM75 PIERCING DEVICES. CLASSIC STYLE: These dainty 3mm butterfly earrings are gentle on sensitive ears & work with any outfit she wants to wear. Designed to pair easily with other jewelry, these studs offer timeless shine. EARRINGS FOR ALL AGES: Whether you want simple piercing earrings, classic fashion hoops, or elegant cubic zirconia or pearl studs, Studex makes allergy-free earrings for women & girls of all ages. STUDEX SENSITIVE: We offer high fashion earrings for people with sensitive ears, can be worn everyday and are made of high-quality surgical stainless steel & karat gold. Not for piercing ears. STUDEX: As the leader in ear piercing systems & allergy-free fashion earrings for consumers of all ages, we are committed to quality & service for all our ear piercing instruments, earrings, & more.