bolo tie; string tie
A necktie made of a cord or braided leather, often fastened with a decorative clasp or slide.
彼はカウボーイハットに紐ネクタイを合わせていた。
He wore a cowboy hat with a bolo tie.
Compound of 紐 (himo, 'string, cord') and ネクタイ (nekutai, from English 'necktie').