Zip Seal Top Lock Plastic Bag -Clear has a reclosable opening on the top for the security of the item packed inside. Best used for Medicines, T-shirts, shirts, other clothing, 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-density polyethylene. and come in various thicknesses of 2Mil to 6Mil.