the bag can be sealed with a heat sealing machine for better sealing effect, and the bag also comes with a tear opening, so it is more convenient for you or your customers to open it..syi
100 pcs ziplock hologram star laser aluminum foil packaging bag zipper resealable mylar zip bag for food sample powder wrapping both side of this packaging bag is hologram, and it is opaque design, the color of the pattern will change with the variation of light, so it looks very cool. this bag comes with a sealing strip, which allows it to be repeatedly opened and closed. usually, it can be used for packaging various types of food samples and sundries.when the sealing strip is closed, the bag has dust, moisture, and anti odor functions.