50% cotton, 50% linen. I bought these because I thought they were lovely, but they seem a little small for my husband, and I've never seen him wear them. I think they've been worn a few times, or maybe not at all, but they have wrinkles from being stored at home. Gray BURBERRY shorts, size 79, with back pockets. - Brand: BURBERRY - Color: Gray - Size: 79 - Style: Shorts - Pockets: Back pockets Thank you for looking.