A set of flat-base metal brooch pins used as backings for crafting pins, badges, and handmade brooches, and are very popular for attaching pieces made of resin, polymer clay, or acrylic and turning them into wearable brooches

A set of flat-base metal brooch pins used as backings for crafting pins, badges, and handmade brooches, and are very popular for attaching pieces made of resin, polymer clay, or acrylic and turning them into wearable brooches