These high-quality cotton pipe cleaners are just the thing to clear out sticky tar and resin from your pipe and slide bowls. Why smoke out of clogged pipes? These are affordable and very handy. Use a zen soft bristle cleaner to open up the airway passage in your delicate pipe for a free and unrestricted smoke. Each Zen hard soft pipe cleaner measures about 6 inches long. This pack contains 44 pipe cleaners.