Not RIP, but HAVE A NICE FLIGHT.
Nobody knows for certain what awaits us after death.
But we want to believe that the end could be the beginning as a matter of fact, you just need to reach "that" place.
This capsule-coffin symbolize the trip/flight of a soul to a better world. Now we don't have to say goodbye. See you is more pertinently.
Carcass and darkened porthole, hinges and latches — degradable plastic.