Fingernail earring post findings (French clips) with flat pad for gluing. Stainless steel post; entire item is plated. Post 9.5mm long with 0.7mm (21 gauge) diameter. Pad is 18x9x0.7mm. The clip on this earring back gives it extra security, it's great for dancers and other active users. Made in China. Can be purchased by the pair or as a set of 12 pairs at a discount.