... Category:package bag,rollClean class:100Density:935kg/mĀ³Material:LDPE(high-density polyethylene HDPE)or according to client's specific requirments ... is very low in dust-free products and design.3.High mechanical strength design,avoid breakage,benneficial reuse.4.Others:Clean ... ,durable,wateproof,reusable c.Suitable for shopping,gifts and promotions high pressure packaging bag