Open end paper sacks are bags that have one open end and one sealed end. They are often used for packaging dry goods such as flour, sugar, coffee, and rice. Open end paper sacks are also used for packaging pet food, bird seed, and otherAnimal feed. Open end paper sacks are made from a variety of materials, including kraft paper, recycled paper, and laminated paper. They can be printed with a variety of designs and logos. Some open end paper sacks have a window on the front or back, which allows the contents to be seen. Open end paper sacks are typically filled by a machine known as a filler. The filler first adds the bottom end of the bag, followed by the contents. The top of the bag is then sealed by the machine. Open end paper sacks are an efficient and cost-effective way to package a wide variety of products. They are strong and durable, and can be reused or recycled.