Red Heart's "Holiday" yarn with its metallic thread twisted around the base strand, adds shimmer and twinkle to this worsted weight fiber. Machine washable and dryable, "Holiday" consists of 96% acrylic and 4% metallic and is available in bright Christmas colors with some corresponding metallic fiber while others have contrasting gold or silver strands. A great choice for all those Christmas projects such as stockings, tree ornaments, throws and hats as well as home décor.