These stainless steel earwires are hypoallergenic and tarnish-resistant; they are very sturdy and stay put in your ears very well.  Hole Size: about 2x3mm  Sold per bag of 10 earwires (5 pairs).

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).