These earwires are made of 304 stainless steel, making them hypoallergenic and tarnish-resistant. Hole Size: about 2mm  Sold per bag of 10 earwires (5 pairs).

These high-quality ear wires are made of 304-grade stainless steel, making them tarnish-resistant and hypoallergenic.  Hole Size: about 1.5mm.  Sold per bag of 10 ear wires (5 pair).