How do you attach the charms to your bag? All bags a re different and may require different hardware. Our purse hardware kit includes two different attachment methods. A large swivel snap kit that can hold up to 7 charms and can clip onto and buckle. Think of the piece that attaches your bags hand or strap to the bag. The other included piece is the bow buckle that can be added to any leather handle, the kind of purses that down have buckles, like a Birkin. The bow buckles can hold up to 8 charms. They are both included in the kit so you can move your charms bag to bag with ease.