10 Pack Double Lobster Clasp Extender - Necklace Clasp Connector Bracelet Extension - Lobster Claw Clasps Double Claw Connector Bracelet Necklace Extender for DIY Jewelry Making The package includes 10 pieces double lobster clasps, each measuring approximately 26mm in length and featuring a 10mm lobster head with a width of 7mm. This suitable size caters to various DIY jewelry design needs, ensuring you have the perfect clasp for your projects.