Ring snap button 1. Material: brass 2 .Color: Nickel free lead free 3 . ... 's garment, men's or women's sh Ring snap button Materials: brassColor platings: nickel/nickel free, anti-brass, anti-copper ... ,18, 19, 20,21,22,24,27.5 and 30mm Socket and stud sizes: 7.5, 7.8, 8.5, 9 ... or women's shirts, coats, jackets, and pants Ring snap button