Big Mac long-sleeve prewashed denim shirt works as hard as you do for exceptional quality at an affordable price. rugged 8-oz. cotton denim prewashed for softness flap pockets with buttons adjustable button cuffs Big Mac denim long-sleeve shirt is washable and imported. We Have Your Size More sizes to fit more people. Regular Tall Extra Tall Big Tall Available in sizes: Large, Medium, Extra Large, XXL. Available in colors: Prewashed.