Wool Vest Ireland Blue Mucros The Shepherd's Knot 80's Red Sweater Vest with Gold Knot Buttons Gem Men's Kuro Air Vest VAUDE SPAIN Pink Kuro Diamond Vest Sukikawaii Knot Detail Vest. The KURO KNOT VEST features a 1 4 diagonal opening, and is easy to be secured with two knot closures. COMPOSITION: Wool blend Suiting MAINTENANCE: Machine wash on a delicate or cold gentle cycle. Avoid tumble drying. Air dry flat to maintain shape. Iron on low heat or steam gently. Avoid direct high heat.