Material: The butterfly links are made of high-quality stainless steel, not easy to rust and fade, stable, shinny and durable for long-lasting use.They are smooth and in the surface for comfortable touch. Size Details: Connector about 0.47 inch(12mm) long, 0.71 inch(18mm) wide, 0.02 inch(0.4mm) thick, hole: 0.06 inch(1.5mm), 80pcs; you can use them to make your favorite jewelry, while containing a delicate box for your daily use and storage. Design: This butterfly charms set is very charming with the unique design.It is simple and understated but gorgeous and classy.Just thread through the hole, easy to install and make a beautiful jewelery. Wide range of use: You can use them make your necklaces, bracelets, earrings and other DIY crafts. They are also the unique gift making supplies for your friends, family on christmas, birthday, valentine's Day, etc. Best Gift: This butterfly charms connecting can be used as perfect gifts for mom, sister, girlfriend on occasions such as Christmas, birthday, Mother's Day, Valentine's Day, anniversary, dance or graduation ceremony.