9 x 12" 4 Mil Heavy-Duty White Block Reclosable Poly Bag (1000/Case)

9 x 12" 4 Mil Heavy-Duty White Block Reclosable Poly Bag Plastic Bags Packaging. A heavy-duty white block reclosable poly bag is a durable packaging solution with a writable white block for labeling. Made from high-density polyethylene, it offers superior strength and a secure reclosable zipper closure. Ideal for organizing and packaging a variety of items while providing a convenient labeling surface.