To receive a FREE Drunk Elephant C-Luma Hydrabright Serum, register for a Send Me a Sample account via the Amazon Alexa app by completing the necessary fields and confirming your email address. Then, request “Drunk Elephant C-Luma Hydrabright Serum” via your voice assistant by saying “Ask Send Me a Sample for Drunk Elephant”. The cost of postage to send the free sample is fully included in the offer. No additional funds need to be paid by the user before the sample can be sent. We are giving away 15,000 Drunk Elephant C-Luma Hydrabright Serum samples, which are restricted to 1 per Send Me a Sample user and 1 per physical address.