Natural Denim: 44% Recycled Cotton, 37%Recycled Polyester, 19% Recycled Viscose.Grey Denim: 55% Recycled Cotton, 36% RecycledPolyester, 9% Recycled Viscose. Black Denim: 53% Recycled Cotton, 41% RecycledPolyester, 6% Recycled Viscose. Indigo Denim: 58% Recycled Cotton, 36% RecycledPolyester, 6% Recycled Viscose. Recycled cotton, recycled polyester, mixed fibres made from recycled denim. Slanted side pockets with contrasting border. Adjustable neck strap with tie closure. Contrast topstitching. Adjustable antique brass buckle on the neck tie.