100% Cotton drill with water repellant finish. one main internal compartment with 3 elasticized pockets. Two external pockets for drinks, mobile phone. Poly/cotton printed water proof lining. khaki large padded micro fiber change mat. Insulated bottle holder - insulation 2 hours. Zip top wet purse OiOi hard wipes case. Satin nickel hardware. Protective metal feet on base. Wide adjustable strap with buckle detail. Dimensions: 17" wide x 12" high x 6" deep