The best in flashy chenilles, with a very strong core wrapped Mylar strand with long fibers for an attractive flash. Easy to use, great for salmon, steelhead and saltwater patterns. Standard - Diameter is 15mm, length of material is 2.5 yd. in a package. Petite - Diameter is 10mm, length of material is 2.5 yd. in a package. Grande - Diameter is 30 mm and length of material is 1 yd. in a package.