Looking to upgrade the insulating sleeve on your instaFizz water bottle?  Check it out: this highest quality neoprene sleeve comes with a pocket to hold up to three 8g CO2 Cartridges - perfect to hold spares and empties. Great to keep your drink (and hand) insulated, and to better grip your instaFizz.  Snug fit to your instaFizz. Drinkmate logo branded on sleeve. Comes in Black or White, which both look clean on any instaFizz bottle color.

Place instaFizz bottle on any flat surface, remove the top cap, then stretch bottom of sleeve between 2 hands and pull down over the top of the bottle.