Secure screwback design for a snug and comfortable fit
100% surgical-grade stainless steel, nickel- and copper-free
8mm post length with 1mm for the screw threading
This product has been tested by QIMA Testing Limited and passed ASTM F2923-20, the Standard Specification for Consumer Product Safety for Children's Jewelry. This certification confirms that these pieces are nickel-safe, corrosion-resistant, and hypoallergenic
