... pulling force 4.Used Pack Wood,Steel,Carton PET Strap (PET Strip,PET BAND)Material: Polyethylene terephthalateThickness: 0.5-1. ... package article , hurts hand not likely.4 Adaptability is strong: PET has because of material quality and makes the handicraft ... flitting is convenient , volume is small , economizes space. The PET belt have used reclaims , accords with environmental protection call for ...