Quality jump rings are made of tarnish-resistant, hypoallergenic 304-grade stainless steel. Thickness: 21 gauge (approx. 0.7mm) Sold per bag of 50 jump rings.

Quality jump rings are made of tarnish-resistant, hypoallergenic 304-grade stainless steel. Thickness: 20-gauge (approx. 0.8mm) Sold per package of 50 rings.

Quality jump rings are made of tarnish-resistant, hypoallergenic 304-grade stainless steel. Thickness: 20 gauge (approx. 0.8mm) Sold per bag of 50 jump rings.

These oval jump rings are made from hypoallergenic, tarnish-resistant 304 stainless steel. Hole Size: about 3.5x6.5mm center opening Sold per bag of 50 jump rings.