The stove comprises of three parts, which can be stacked into each other and packed inside a nylon stuff sack. Toaks Titanium Backpacking Wood Burning Stove won Outdoor Industry Award 2015 Friedrichshafen, Germany,  for its compact/light, easy to use and of high efficiency.  This stove can be nicely packed into TOAKS Titanium 1100ml Pot or 1600ml Pot to form a complete cooking system. If you want to add a drinking cup, TOAKS Titanium 450ml or 375ml Cup can nest into this stove set.  Mechanism: This wood stove's high efficiency is achieved due to the wood gasification plus the multi-combustions mechanism. The mechanism diagram shows the optimized air intake based on the air/heat flow calculation. There are 2 air intakes ("air 1" and "air 2" as shown) from outside.air 1is divided into 2 parts: "air 1A" enters via the bottom holes into the stove; "air 1B" is heated between the double walls, enters into the stove via the top holes on the internal cylinder.air 2" is the air intake fro