Bolo tie

[Sarah]

a length of cord (= thin string-like material) , worn with a shirt, that goes under the collar and down the front and is held by a decorative device at the neck:

[Rihanna]

a cord fastened around the neck with an ornamental clasp and worn as a necktie

[Antoinegap]

a necktie consisting of a heavy cord held in front by an ornamental clasp or slide

[Ashok kumar Nitharwal]

A bolo tie, also known as a bootlace tie or a bola, is a type of necktie consisting of a piece of cord or braided leather with decorative metal tips, secured with an ornamental clasp or slide. Its often associated with Western wear and is the official neckwear of the U.S. state of Arizona.