The Sonic 185 EP glider combines it all. The model is made of durable EPO foam that is crash resistant. The wing joiners are carbon fiber rods to help structural integrity under g maneuvers. The model is controlled over 3 axis that makes it very agile. The overall flying characteristics of the Sonic 185 are forgiving and extremely stable. It has an excellent gliding performance with good thermal handling and is even capable of mild aerobatics. The installed brushless motor in combination with the folding propeller guarantees extreme climbing rates and power all time to get you at gliding height fast.