OFTEN HL-803 Helicopter Plane Glider Epp Material Airplane 2CH 2.4G RC Toy It's made with very light and durable material--EPP. It is very durable and can survive many crashes. The glider is light, and can fly longer than normal indoor RC toys, that's because it takes less energy to support the plane body. No need to know too much about aerobatic theory and you can make a perfect aerobatic flight!