we can offer you sustainable recyclable kinds of custom button we can do follow your idea to make you artwork for your reference. we also can help you design every details you would like to make. everything is possible here for you. we have our own laboratory room for testing the pulling test/corrosion test and the chemical test for the button. our product is safe and we can offer your report before ship out. and our service is good and fast, make sure you can get every details in need.