Description for gun cleaning brush: Work with any standard 8-32 threaded cleaning rod（the rod is not included） Help to clean hard to reach area. Core Material: Steel wire Core End: Looped Work With: .22 Cal Chamber Description for gun cleaning patch Patches are great for cleaning firearms, optics, musical instruments, and lab equipment Patch Material: Made of extremely durable, soft and thick material Highly absorbent: Doesn’t leave any fibers threads or lint behind after use. Great for polishing and buffing. Patch Size: 3 inch * 3 inch approximately Patch Shape: Square Package Includes: 5x .22 Cal chamber brushes 50x Cleaning patches 1x Handy zippered pouch.