For divers who want to go deeper and stay longer than conventional gear allows, this submersible "tent" is a game-changer. https://on.natgeo.com/2SGjwAM

For divers who want to go deeper and stay longer than conventional gear allows, this submersible "tent" is a game-changer. https://on.natgeo.com/2SGjwAM 

https://twitter.com/NatGeoTravel/status/1102418410531680256