Studex system 75 ear piercing kit set earrings studs gold disposable cartridge PAIR INCLUDES 4MM CRYSTALITE IN 14K YELLOW GOLD OR 14K WHITE GOLD FOR EAR PIERCING. The System 75 was designed as an easy-to-use, disposable cartridge ear piercing system to meet the demands of the professionals. System 75 offers the safest ear piercing available today. Every piercing stud, hoop and instrument meets or exceeds all US FDA and EC European standards and regulations. EAR STUD PAIR COST RANGE IS $10.00-$30.00 PER PAIR FOR 14K SOLID GOLD. RETAIL STORE CHARGE IS $30-$75 FOR AN EAR PIERCING IN 14K SOLID GOLD STUDS/HOOPS Materials Used When choosing studs and earrings, it’s a good idea to pay attention to top-quality materials that are best suited for your clients. By choosing top-quality materials for their new ear piercings, your clients will best support the healing process. Besides, they can avoid allergic reactions by staying away from sub-standard materials. We generally recommend to avoid earrings containing health hazards such as the heavy metals lead and cadmium or the metal cobalt. Studex studs and hoops are available in the following materials: 18 karat gold (750), as yellow gold or white gold 14 karat gold (585), as yellow gold or white gold titanium surgical stainless steel All Studex studs and hoops are hypoallergenic, nickel-safe, lead-, cadmium- and cobalt-free. They meet or exceed European Union standards and FDA regulations (U.S. Food Drug Administration).