Jaco Clothing's Vale Tudo Short combines the proprietary fabric found in our best-selling Resurgence Fight Shorts with conventional Vale Tudo styling to put a technical spin on a classic style. * Ultra-durable STR-XTM fabric that stretches effortlessly in all directions and wicks perspiration rapidly. This fabric was specifically developed to provide the technical needs that are essential in MMA: durability, exceptional 4-way stretch, breathability, moisture wicking and comfort. * Lined construction for durability and comfort. * Drawstring Tenacity waistband. 90% Polyester 10% Spandex Care: Machine wash cold Tumble dry low Do not bleach Do not iron