Sigfus Designs - Mini Arch Studs $15
Arch Studs- Measurements 1 x 1 inch Original drawn artwork cut out on lucite acrylic. These are attached to titanium, nickel-free posts. Lucite is very strong and durable but please care for these. If they get dirty use a damp cloth and rub gently or use some acrylic cleaner. Try and store in a box or a safe place to keep from getting damaged.