We can undertake customization, including stainless steel rings, titanium steel rings, stainless steel bracelets, titanium steel bracelets, etc Product specification attribute description Material; copper Color; silvery workmanship Polishing and color preservation electroplating Ring diameter -20mm (adjustable opening) Weight; 4.5 grams Wall thickness; 2MM Style selling points; Fashionable temperament, high-end design sense, Korean version popular and versatile Independent packaging (single size label, independent self sealing bag) Products - Unauthorized - Piracy must be investigated