Housweety 100 Sets Dull Silver Tone Fit Bag Round Punk Rock Studs Steel Rivets 7x7mm Steelsize:3.9cm(1 4/8") Dia. It's fashion, creative, full of special making ways, is a very useful bag accessory and will fit home making accessories dull silver tone(not silver plated) Environmental protection,beautiful appearance,light weight,convenient installation Can be used with a variety of DIY accessories making.