The Hammer Bottle Capper is an inexpensive, professional, and quick way to cap your beer bottles. It is high quality, made of black plastic and metal with a convenient handle that is made to prevent slipping out of your hand. How to Use: Start by placing your bottle on a cloth that has been folded a couple times, this helps with absorbing the impact. Next, place the cap on the neck of the bottle and place the capper on top. Finally, hit the capper with a hammer, we recommend using a rubber mallet, check that the cap is tightly attached to the bottle. Now you have yourself a professional looking bottle ready to go. We warrant our products in the event that they arrive damaged or defective - Covered under our 30 day hassle free replacement program!