Clasp, Lobster Claw, Silver Plated 10x5mm and 4mm Jump Rings for Jewelry Making Lobster Claws and Open Jump Rings Use for Jewelry Making Quantity: 12 pcs for Lobster and 100pcs for Jump Rings Each measures approximately 10x5mm (Lobster Claw) and 4mm diameter (Jump Rings) With "Princess" packaging as picture shown