Estes rubber band foam glider estes a es4014 you can emulate the thrill of the earliest powered flights with this rubber band powered foam glider from estes aviation pioneers flew the first rubber band powered aircraft and inspired the race to invent the modern flying machine with this glider even the youngest enthusiast can build and decorate their own airplane just wind the torsion powered propeller and let go the sturdy three dimensional expanded polystyrene foam fuselage conceals a