
Insulated double layer bottle to keep warm or cool for a longer time.
Silobottle shows the liquid as flying in space.
Silobottle is insulated because of its double layer: it can keep the bevarage cool or warm for a longer time.
A stopper made of borosilicate glass and silicone rubber is inclued in the box. (Bamboo stopper sold separately)
Heat resistance 100°C.