Big Duck Canvas is a trade wholesale supplier. Most products have a 5 yd minimum.
Numbered Ducks are Double Filled or "Plied Yarn" which creates a tighter weave construction smoother texture than single fill cotton ducks, making them stiffer and more durable. Cotton Duck has been used for centuries and is perfect for historical reproductions.
Cotton Duck also takes well to store bought reactive dyes making endless color possibilities for the "do it your selfer"