... PVC backing +5mm sponge + PVC innerlining+black bottom, 2.size:21cm*31cm*26cm, 3.logo: no logo, Cooler ... bags,1.210T with PVC backing +5mm sponge + PVC innerlining+black bottom, ... bags, will design and produce the bag per your requests6.logo: customized logo ... Of OriginZheJiang,ChinaStyleCooler bagMaterial210T with PVC backing +5mm sponge + PVC innerlining+black bottomSize1) 21CM* ...