1)factory price 2)material: virgin or recycled 3)different size and thickness available 1)Material: LDPE,HDPE,LLDPE, 100% recycled material2)size: many different size or according to your requirement.3)packing: according to customers request. Packaging styles: printed outers, boxes, paper wrapped and bulk4)Low price,very firm, good extensibility5)Widely applicable to hospitals, public utilities, ...