Men’s trunks Men’s underwear made from cotton/spandex Machine wash Imported Ron Chereskin style RCU1028S Anything but ordinary, this designer men's underwear from Ron Chereskin offers comfort and ease under clothes and sexy shaping after hours. Made from a soft cotton/spandex knit, the Ron Chereskin Core Stripe Trunks blend modern design elements with a classic silhouette for a look you'll want to wear every day. The Ron Chereskin Core trunks also feature contrast trim for added interest.