Step up your vape game with the Aspire Cleito 120 4mL Replacement Pyrex. The glass tube is an essential part of your device, why not use the best? Aspire Cleito is constructed of attainable pyrex glass, you can spend less time worrying about cracking, chipping, or breaking. The glass is easy to clean and maintain. Perfect to use as a spare or replacement for your Cleito 120 tank.