Titanium earring supplies,80 pcs.40-4mm (small)pad posts and 40 pcs. stainless backs,hypoallergenic jewelry Grade 1 Titanium Posts,21 gauge, with 4mm stainless flat pad (40). SMALL PAD Stainless steel butterfly backs. (40). Posts are 10mm long(before clutch) 12mm full length. ASTM 67 Titanium Meets U.S. & European Standards Hypoallergenic Titanium posts (low allergy) made in U.S.A. Natural light grey titanium, no colors or coatings