... workersQulity: advanced production equitmentMaterial for bags:like Synthetic PVC, PU leather, Nylon, Microfiber, Canvas, Denim, Satin, organza, clear PVC, EVA, PEVA ... real neoprene, etcCustomization:1.Your own design and logo is warmly welcome;size and colors would cater to your various need.2 ... of your detailed requirements non woven drawstring bag for shopping and advertisements gifts and packing