Canning has been around for centuries, but why can weed?! We were one of the first to can our weed and at the time we wanted to to be different. The Seamless can, better air tight seal, no weld to compromise the cans material properties Food Grade BPA free epoxy coating.
Plastic resealable lid is a Low density polyethylene material (LDPE). Also BPA free. Common material for baby bottles.