These 304 stainless steel butterfly ear nuts feature a classic secure-back design with a smooth, polished finish in the original stainless steel colour. Made from solid, non-tarnish 304 stainless steel (not plated), they are corrosion-resistant, durable, and ideal for everyday wear, especially for sensitive ears. Measuring approximately 6 mm wide, 4.5 mm high, and 3.5 mm thick, with a 0.9 mm hole, these ear nuts are sold in packs of 100.