HOUSWEETY 15Pairs Bronze Tone Cabochon Settings Earring Post W/Stoppers 21x15mm Fit 20mm Material: Alloy(Lead ,Nickel and Cadmium Free); Main Colour: Bronze tone; Approx:21mm x 15mm;Thickness: 0.8mm; Weight: 58.2g; Perfect findings for making jewelry.Every findings has its unique design and style and theme, hence the necklaces and bracelets made with them are unique and represent your own fashion.