Nylon double-braided, also known as braid or braid nylon, is actually two braided lines combined into one line. 

A braided core is covered with a braided jacket to produce a strong, easy to handle line. 

Nylon double-braided line is the preferred choice for applications requiring high strength with excellent shock absorbing properties, and has good resistance to abrasion, sunlight, and chemicals. 

This double-braided line features 8 braids, center cord, and special resin treatment