Description:-shaped Rings: with fake noses are very cool and charming and will attract you in the crowd. Don't worry about magnetism, they are comfortable enough to wear all day, and they won't fall off easily.Made of high-quality 316L stainless steel, hypoallergenic, nickel-freeNormal Size: inner diameter:10mm (3/8"),ball size:3mm,replacement spikes size:3mm,16g,light weightStrong Magnetism: we have gone through many manual tests,the closed loop is very strong,soabout accidentally falling off,itself very sturdy,you can take it with you for anytime.For all occasions: great addition to your jewelry collection You can coordinate them with your clothes for daily wearing and work.Specification:Stainless steelSize: inner diameter:10mm (3/8"),ball size:3mm,replacement spikes size:3mm,16g,light weight0.2 inchPackage Includes:1 Set nose (2 Pack)Note:1.Please allow 1~3 cm error due to manual measurement, thanks.