No, our vapes are made for single use to be certain high quality and consistency. Refilling can compromise the integrity and performance on the unit. The potency of our vape pens may differ depending upon the pressure and formulation. Consult with the THC/CBD percentages on our packaging for unique potency https://dominickkscfq.blogtov.com/10640743/a-simple-key-for-hit-it-lemon-cherry-gelato-unveiled