[Material]: Anodized aluminum wire is very flexible, easy to bend and very strong, suitable for beginner bonsai trainers and experienced bonsai artists. []: Available in 6 most popular sizes - 0.8mm, 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3mm - so you have a of sizes on hand to suit branches of different thicknesses. [Easy to use]: You can use these tree training wires to create the bonsai shape you want by bending and repositioning the branches, convenient use of these reliable materials, which will be helpful especially for novices, reusable materials can time and money. [Multi-]: Very suitable for bonsai training such as bonsai tools, handcraft making, jewelry making, etc. Colour:Black Material:aluminum Package Contents: 6 * Bonsai Wire Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.