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 replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.