The main specifications are:-
There are four different classifications of Jute Yarn - Metric Number, Tex, Lea and Lbs per Spyndle.
Lea is more commonly associated with Flax. The most frequently used modern classification is Metric Number (Metres per Kg), as well as Tex.
Jute Cloth is classified by width and weight, and is supplied in rolls or bales, depending upon the type of cloth and intended use.