This is leather for Trout Gum, which has an outstanding track record in managed fishing areas. Because it is soft leather, it is also excellent for appealing to trout. Trout Gum is about 4cm per piece, so 12cm will make 3 pieces. There are 5 colors, so choose 3 colors and order 12cm each, or choose your favorite color and order 36cm. * It is also possible to combine colors, such as 12cm of one color and 24cm of another. ■ Width: Approximately 3mm ■ Thickness: Approximately 1.5mm * Please feel free to ask if you have any questions. * If you want multiple colors or a length of more than 12cm, please write that in the question box. We will relist the item with the content that matches your request. TMC Trout Gum