The material is red copper. Each frame is lined up horizontally. The pieces are thin and small, giving a delicate finish. *The shape and size of the pieces may differ slightly depending on the lot. *This product is sold by weight in 1m and 50m (reel). For 50m (reel), the price includes part-time labor. Also, there may be one joint in the middle that is connected with wire. Thank you for your understanding.