Sew button 1,Material:brass ,resin,alloy 2,Nick-free and ... ,cheap price,high quality 3,Small orders ok,nice design Sew button1,Material:brass ,resin,alloy2,Nick-free and lead free ... ,high quality3,Small orders ok,nice design4,OEM is welcome5,sew button is our main production.6,specification and product feature9 ...