Specification:Outer Material: 600D oxfordMiddle Layer: 13mm insulation EPEInside Layer: Environmental waterproof pvc Color: Blue&GreyWeight: approx. 700gSize: 33 x 23 x 26cm\/12.99" x 9.06" x 10.24"(About 19 liters)Features:Stylish appearance、 bright colors、 fashionable.Easy to clean、 it can be folded and stored conveniently.With the function of heat preservation、 more suitable for the winter heat preservation.Multipurpose cold、 heat、 fresh、 high-quality materials、 easy to carry、Suitable for travel、 holiday outing、 family picnic etc.Cold (Ice for 30 hours)、 insulation(Hot and cold insulation bags for 3 hours).Package included:1 x Cool Bag