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Customer Service


We are so confident in the quality of our products we offer a 30-day money back guarantee.

If you purchase any wax, vape, or ecigarette starter kit and it malfunctions within 30 days, simply return it!



We consider our customer service the best in the industry. We typically respond to email inquires within a few hours and almost never have a wait time when you call us. When you call Coi Ecigarette, you will never speak with a robot. The call will always be answered by a real human being. If you have any type of feedback or you are unsatisfied for any reason, please make sure you contact us so we can resolve the issue at hand. 



Email our customer service department at info@coicig.com or call (202) 556-3497. One of our customer service representatives will send you a return shipping label via email. Print the shipping label and attach it to the return packaging. Return packages should be dropped off at a USPS facility no later than 2 business days after the return label has been issued.



When the free shipping option is selected upon checkout, most orders will be shipped using USPS First Class with tracking. You must register an account in order to view this information on the Coi Ecigarette website. All customers, whether they have registered an account or not, should receive an email with tracking information once the order has been shipped. All emails sent by Coi Ecigarette to the customer will be sent to the email address provided by the customer upon checkout. The Coi Ecigarette shipping policy may be changed at any time without notice. Most orders will be shipped within 1 business day. 



  • Our warranty will cover ecigarette and wax vape hardware items only. Some hardware items may not have a life span of 30 days depending on use. Ecigarette and wax vape hardware that appear to be misused will not be refunded. Improper or inadequate maintenance or modification during the 30 day period will void the guarantee.
  • Coi accepts returns on most unused items in brand new condition within 30 days of purchase. 
  • Refunds will not be issued for electronic cigarette liquids. If you are unsatisfied with your E-liquid please contact us and we will resolve your issue to the best of our ability.
  • Refunds may be issued by check, money transfer, or charge reversal.
  • Returns must be initiated within 30 days of the purchase date to receive any type of refund. Please allow up to 5 business days after the item is received to process the refund.


We Are Coi

We didn't want to just make E-Cigarettes like the rest, we wanted to bring you a classy experience that is both healthier for you and the people around you. With 5 Starter kits and over 20 flavors, we can help you stay COI.

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