These Lonsdale Trunks feature an elastic waistband and are made from 95% cotton for extra comfort Pack of two pairs . Elastic waistband. Color-blocking . 95% cotton, 5% elastane. Machine washable. Imported. . NOTE: This product is sold in U.S. sizes. While the physical product may display both the U.S. & U.K. sizes on it, please place your order using the U.S. size.