Use these findings in your handmade jewelry designs and craft projects to create a one of a kind look!These clasps measure 13mm long by 17mm wide. The loops measure about 1mm in diameter. These clasps are made of an antique Brass plated Alloy and Magnets. There is 1 clasp in a package.All photos have been taken indoors with daylight, but as always, computer and mobile screens display colors differently.