YKK NATULON® Eco-Friendly front and pocket zips. TOPGREEN® environmental-friendly materials made from recycled PET-bottles and certified by Global Recycled Standard. M: slim fashion fit. F: slim fit waist. Soft bound cuff. Flat hem waist. Hang loop. End of life recyclable. Recycled cartons & biodegradable bags. Tech info: Showerproof, Breathable, Windproof