The Cocoon Tree Tent. A contemporary approach to a tree house. With modern times comes great modern solutions for those who still can’t resist the urge to spend some time just a bit above the ground. The spherical structure is made of high-density aluminium and covered with waterproof canvas tarpaulin. It has a luxury bed that can fit two adults and two children. The Cocoon Tree Tent is perfectly portable and can be constructed in any place you like.