(20pcs) 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 Total length/outer diameter: about 16mm (0.63 inch); Inner diameter about 11.5mm (0.45 inch); Wire diameter/gauge: about 3mm or 0.12 inch - very strong earwire; Open loop/jump ring: about 4mm (0.16 inch) These are strong huggies with open loop/ring; the open ring is soldered onto the huggies by hand so there may be very few huggies with inperfect loop/ring; Safe craft and jewelry making supplies A material and quality assurance certificate of these 304 stainless steel products issued by Adabele, U.S. A. is included; these Items are packaged in Adabele's trademarked bag

Looking for stainless steel earring hooks and findings for your earring jewelry making projects? Adabele offers you a large selection of earring findings and components that are made of premium grade stainless steel.

Adabele mainly uses 304 and 316 grades in its stainless steel products because both of them are safe surgical grade, hypoallergenic, and tarnish resistant. 304 stainless steel is widely used in medical equipment, household products, and food industry; 316 is a common choice for surgical devices, biomedical implants, body piercings and body modification implants.

Both 304 and 316 stainless steel are excellent materials to be used in jewelry making due to its low risk for allergic reaction and its ability to tolerate water. Moreover both 304 and 316 grade Stainless steel may contain very tiny amounts of nickel. The amount is so small, and it is generally considered nickel-free material, and is hypoallergenic for most people.

Adabele’s stainless steel products are great for daily wear, shower, gym exercises, outdoor and sport activities, and they will not tarnish or discolor.

While you are shopping for earring findings and components, please check out all Adabele’s other stainless steel jewelry making supplies such as clasp, bail clip, chain and chain extender, anklets, jump rings/split rings, rhinestone Rondelle beads, spacer beads, beading wire/thread, bead cap/end cap, cord end, end bar, connector, links, bead tips, crimp bead, jewelry pins, bead cages, wire protector, eyelets, rivets, brads, grommets, bezel cup frame, jewelry settings, cabochon setting, and much more.

Please check out all Adabele’s stainless steel jewelry making products today on amazon, Thank you!