I haven't used it much. Please refrain from purchasing if you are sensitive to items stored at home. Schlagwerk XLP-27 Xylophone mallets. The heads are made of a material similar to natural hardwood. These mallets are ideal for use in large-scale wind orchestras and orchestras. ● Hardness: General Hard ● Weight: 25-27g ● Total Length: 353mm (Head diameter 27mm) ● Color: Textured Brown / Light Green Yarn Shaft Wrap ● Set of 2 *There may be some variation in weight, total length, and head size.