"Open them and transfer the contents to mason / jelly jars."
Or...use peck's latest invention: PECKINPOTS! PECKINPOTS are the new high-tech alternative to old-fashioned Mason- or jelly-jars. Manufactured from a secret military-grade indestructible titanium alloy, PECKINPOTS are totally unbreakable, and are guaranteed to preserve your favorite pipe-tobaccos for 100-years! The secret is PECKINPOTS' Centuryseal* technology which ensures that no air, mold, or moochers will invade your stash. Just empty the contents of your tin into a PECKINPOT, attach and twist the lid, and voilà, it's safely sealed! Like aged tobaccos? PECKINPOTS are the answer.
Send for yours today for the low, low price of only $129.99 CAN each. But wait, there's more! Order now and we'll send two, that's two PECKINPOTS, for only $259.98 CAN, plus nominal charges for shipping, handling, order processing, and a professional services retainer. Contact us now at www.peckinpots.com. *Centuryseal is a patented, undefeatable time-lock developed by the United States National Security Agency. Once activated it cannot be opened by any means know to man for 100-years.