Lettersets that are organic in their own special way.
Packaging designed by a Japanese company adds tactile animation back into a dwindling industry.
Outbox offers to collect letters from your mailbox every three days, scan and store them online where users can view them.
A small innovation to help make mailing a bit more green.
"Envelopes" is an ongoing exhibition at the Pratt Manhattan Gallery that explores architecture at the intersection of sustainability and "living" systems.