These needles are made of Moso bamboo, the largest and strongest bamboo in the world. These needles are high quality, yet very attractively value priced when compared to other brands on the market. The coloring is a warm brown and is completely natural. No dyes or stains are used to achieve the warm brown shade. Many consumers appreciate the color as it provides contrast with the majority of shades of yarn.Details:Natural dark patina10.5 (6.5 mm)9" length2 knitting needlesSingle pointBamboo