the boundaries inside and what is beyond.

Camping Mat CM-01 / Doppelganger

http://www.doppelganger-sports.jp/outdoor/product/cm01/

Humanoid Sleeping Bag DS-04M / Doppelganger

http://www.doppelganger-sports.jp/outdoor/

Solo Tent ST-1 PUPA / Doppelganger

http://www.doppelganger-sports.jp/outdoor/product/st01/