Material: The ceramic wire is made of high-temperature chromium wire with heat resistance up to 2100 degrees Fahrenheit. Remains strong after exposure to high heat. Suitable for: This high-heat kiln wire is ideal for use in handcrafted art projects. Insert U-shaped wire into clay or melted glass to create hanging loops for ceramic ornaments, pendants, jewelry, and more. Easy access and storage: The product includes a plastic storage box to hold 150 U-shaped ceramic hanging hooks. Easy to use and portable: The bent U-shaped hooks are practical and portable, with a uniform size and consistent shape for convenient use. Color: Silver Material: Nichrome Size: Approximately 18 x 0.7mm Package Contents: 150 x U Hanger Hooks Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.