300pcs Adabele 304 Grade Stainless Steel Hypoallergenic Wire Guard Thread Protector Loop Guardian Terminator 0.5m Hole SJF253-1

Material: 304 grade stainless steel which is safe, surgical grade, hypoallergenic, and tarnish resistant metal Suitable for daily wear, outdoor, shower, gym and sports; Highly resistant to discoloration, tarnish, sweat, heat, water, smudge; color lasts forever 304 stainless steel is widely used in medical equipment, household products, and food industry; It is an excellent material for use in jewelry due to its low risk for allergic reaction; It's generally considered hypoallergenic for Most people Size ~ 4.5mm x 4.2mm (or ~ 0.18 inch x 0.17 inch), Hole Diameter ~ 0.5mm (or 0.02 inch or 24 gauge) - Small wire protector, please make sure this size meets your need before placing an order.