Soffe- X-Large Navy Blue Men's Nylon Tricot Shorts Better known as USMC "Silkies" or Army "Ranger Panties" I wear them to the Gym, Swim in them, Sleep in them or wear them for Underwear (some cut the inner brief out of them). I have lost some weight and these are too big for me, but still in great condition. Material: 100% Nylon Tricot Elastic waistband in great condition Lined (inner brief) Smoke Free, Pet Friendly Freshly Laundered in Free & Clear Natural Laundry Detergent Only Worn a Few Times. Great Condition.