Size: about 9mm wide, 5mm long, 6mm thick, hole: 1mm and 4mm; 20pcs/color, totally 40pcs/box.Made by 304 stainless steel, hand feel and gloss are great, comfortable to wear, so it has been widely applied in high-grade jewelry.Large hole design, compatible fit with standard sized European style bracelets and necklaces.Use this connectors bails at the end of your bracelets and necklaces, it will add a little extra shine to your jewelry-making projects.Perfect for jewelry making. Every findings has its unique design and style and theme, hence the jewelry made with them are unique and represent your own fashion.