Ateco's Flex Pastry Bags are the perfect choice for the value conscious enthusiast or professional baker. These bags are available in a variety of sizes and are constructed from durable polyurethane coated nylon. All Flex bags are impulse sealed for longer life. Larger sizes feature a hemmed top with a hanging loop. Since 1905, Ateco has supplied fine restaurants and bakeries with quality built, specialty baking tools. Ateco products are internationally renowned for their high quality. When you use Ateco products, you're not only enjoying quality craftsmanship, you're also enjoying quality design, the products are a result of over one hundred years and four generations of innovation and development.