PE Warning tape, 1.ideal for warning,flagging,keep safety,avoid dangerous. 2.Non-toxic recycled cellulosic materials PE Warning tape is made of all organic, non-toxic recycled cellulosic materials PE, with printing of RED/WHITE Striped colors,which is uperior visibility for easier sighting,even from great distances. Ideal for warning as a sign,avoid dangerous,hazard warning, marking easements, ...