Kids safe Design : Crafted with smooth edges for protection ,No sharp corners.rnmaterial : 316 L stainless steel - surgical grade steel which 100%. hypoallergenic ,nickel free and safe for delicate skin.rn Tarnish & Rust proof : built to withstand water ,sweat, and active adventures without losing its shine.rnpersonalized Just For Them : cutom engraved with your child' s name from variety of chain designs and cute symbols they adore