AIR JACKETS 6-Inch-by-9.25-Inch Poly Bubble Mailers, (250/CS) Pressure sensitive (self-seal) adhesive closure is reliable and tamper-evident Anti-stat Release liner peels off quickly Easy to load contents and seal package when the packing process needs to be fast and efficient PACzip tear strip provides quick and easy opening Durable, moisture resistant with exceptional puncture resistance and tear strength