Hareline Pearl Core Braid is a pearl braid with a dyed core which gives a dual color depth to the material. It will add that little extra to your salt and freshwater patterns. The micro version is for smaller patterns, like Montana Fly Companies Bacon and Eggs. Wrap up some sick caddis and worm patterns with this Core Braid. The standard version comes in a 3 yard length and the micro version is in a 4 yard length.