ion Caps create a seal around the openings of glass water pipes or similar glass smoking accessories. Because of this it makes cleaning a breeze. Fill your glass with your favorite cleaner and you can shake as vigorously as you wish. Because these create such a tight seal they are ideal for when you need to travel with your most apprised glass pieces for a leak proof transport. They also work as an odor stop for standard storage and adds some extra bumper protection around the delicate edges of your piece. No glass piece should be without a set Ooze Resolution Gel Glass Cleaner Caps provide a mess-free and easy experience when cleaning your glass pieces. The glass cleaning caps come in four different sizes, Large: 35mm - 70mm, Medium: 20mm - 40mm, Small: 10mm - 30mm, Extra Small: 5mm - 10mm. Our glass plugs come in four different colors: Black and Green | HOW TO USE: As avid users, we know that glass pieces can get dirty fast, especially with heavy use. Ooze Resolution is here to make the cleaning process fast and painless. Grab your Resolution gel glass cleaner and pour it into your dirty glass item. Next, grab the appropriate size glass cap and stretch it over the openings. Shake and rinse for a quick and easy cleaning process! To clean your silicone resolution caps, you can use soap and water, allow them to air try for a long-lasting product. | Cleaning your glass pieces can be messy and smelly, but with Ooze Resolution gel glass cleaner and caps, it will be a breeze. When using our Res glass cleaners, you only need a small amount, and the Resolution glass caps lock in the smell and dirty cleaning solution. The Ooze Resolution caps allow you to shake your glass piece with two hands preventing drops and stops dirty cleaning solution from getting all over you and the surfaces around you. | Ooze Resolution glass cleaner caps are a multipurpose item. Use them when you are on the go or trying to keep your hobby on the down low. Glass pieces are fragile and can break easily when transported. Place your Ooze Resolution caps on your glass for extra protection against dings and cracks. Want to leave the house with your glass piece already filled with water? Great! Resolution has you covered. Just fill up and lock the water and the harsh smell a dirty piece can bring with our glass caps. | With our Ooze Resolution gel glass cleaner caps, no glass piece is too big or small! Our glass cleaning caps are made of 100% silicone. Stretch them over any size opening for a tight fit and zero leaks. The tighter the fit, the better. The silicone material makes them universal to all size glass pieces. Buy all four sizes to ensure you can get the best cleaning experience on all of your glass pieces.