Single cell Fire Mailer – Cannabis Clone shipper / mailer. This Post Has 4 Comments Bradley 1 Nov 2020 Reply Are these in stock? Clonify - Joe 1 Feb 2021 Reply Yes they are! Contact us to order. Anthony 13 Nov 2020 Reply How much for single cell fire mailer and how many is pack Clonify - Joe 1 Feb 2021 Reply Single mailers are discontinued. We have 3,5 and 6 cell mailers available. Leave a Reply Cancel reply Save my name, email, and website in this browser for the next time I comment.