Aquasana Rainbow  Silicone Sleeves with Matching Lids, fits Aquasana Brand 18oz  Glass Water Bottles, 6-pack Designer silicone sleeves - stylish rainbow colored sleeves complete with matching BPA free lids. Non-slip grip reduces condensation slippage so that you don't drop your glass bottles Bottles not included - use genuine Aquasana Glass Bottles only to ensure the silicone sleeve fits properly. Made to fit 18oz. Aquasana glass water bottles: AQ--6005 Dishwasher Safe - wash your bottle and your sleeve together in the dishwasher for convenience Bottle your own - small enough to carry everywhere, big enough to quench your thirst. Entice yourself to drink more water! Proper Application - turn your silicone sleeve inside out. Set the base of the water bottle at the bottom and roll the sleeve up to the top. Silicone is easier to slide when wet