Park Master 3D Electric ARF Airplane With the ParkMaster 3D you can now fly aerobatics outdoors just like you do indoors! Designed by world renowned R/C pilot and German Indoor Aerobatics Champion, Martin Muller, the ParkMaster is built from the ultra durable ELAPOR foam making it tough enough for everyday flying. The PARKMASTER 3D can also be flown outdoors in moderate wind, something you can't do with your typical indoor "foamy" models". When built ou