Feichao Herbie 112 is a small frame for building a 2.5" copter. This size copter is suitable for flying in the garden, park, playground or forest. The Herbie has a nylon cockpit that gives the frame a unique look. The cockpit is included there is also a fin for easier turning of the copter.The whole frame weighs only 19 grams.The bottom plate is made of 3mm carbon.