25mm Antique Copper 3 Loop Hammertone Magnetic Clasp Set By TierraCast. This 3 loop hammertone design magnetic clasp will be a great addition to many diffeent styles of designs. It is very strong, you can be assured your jemerly is staying put with these clasps! Each clasp set is approximatley 25mm wide and 16.5mm high with the loops. Loop hole inside dimentions is 1.5mm. Lead free and made right here in the USA! Sold individually.