Reclosable Zip Seal Top Lock, Clear Plastic Bag has a reclosable opening on the top for the security of the item packed inside. Best used for Medicines, food, nuts, pulses, and produce. Also used as protection for temporary storage and packaging to save products from dirt and dust. They are made of 100% virgin low and linear-density polyethylene and come in various thicknesses of 2 Mil to 6 Mil and can be used for most of your packaging needs.