18 Universal Plastic Pour Spout Dust Cap Covers are made of a flexible poly-plastic. Promotes sanitation and easily protects your products from germs,debris, and pests! These dustcaps are very universal and can be used for multiple applications, but some of the most popular uses are for bottle pour spouts, finger nail polish lid, tire stem covers, etc. You will see these universal dust cap covers a lot in olive oil stores, wineries, bars and restaurants! These caps are now required by Health Department officials in many parts of the country, and different states! Not only for protection and hygiene the caps put more decoration and style to your applications. 18PK Universal Plastic Pour Spout Dust Cap Covers approx. Dimensions are 1"x1/4"x1/4" . Don’t Delay Get Your Dust Cap Covers Today!