... side gusset Feature:1)quad-seal food bag with zipper2)Usage:food pack3)Material:PET/AL/PE4)Bag style:quad seal with zipper bag5 ... stand up with press zipper or slider zipper, sealed in the backcorner, sealed inthe back center, flat...The bags can be ... , dry laminators, high speed slitting and folding machines, heat-sealed machines, bag-making machines, heat cut machines, cold cut machines, a ...