70% cotton, 30% polyester. Hard-wearing, easy-care cotton/polyester mixed fabrics, combed, ring-spun cotton, inside roughened, piping at the front and at the back, ribbed bands with elasthane on sleeve cuffs and on waist band, 2 side pockets with concealed zip, Zips YKK, washable at 60°C and suitable for tumble drying.