Studex, the world’s largest manufacturer of ear piercing studs and instruments is also the global leader in the design and creation of hypoallergenic earrings. For over four decades Studex has been a trusted maker of allergy free fashion earnings for people with sensitive ears. Consumers around the world look for genuine Studex earrings because of their unmatched quality and beauty. Each style is made of the finest U.S. surgical stainless steel and 24 Karat gold in Los Angeles, California, U.S.A. Additional Details ------------------------------ Product description: Studex, the world’s largest manufacturer of ear piercing studs and instruments is also the global leader in the design and creation of hypoallergenic earrings. For over four decades Studex has been a trusted maker of allergy free fashion earnings for people with sensitive ears. Consumers around the world look for genuine Studex earrings because of their unmatched quality and beauty. Each style is made of the finest U.S. surgical stainless steel and 24 Karat gold in Los Angeles, California, U.S.A.