Ключевые слова: acrobatics, action, adrenaline, air, bicycle, bike, biker, biking, bmx, boy, contest, cycle, cyclist, danger, dangerous, dirtjump, extreme, freestyle, fun, games, gloves, gravity, green, happy, jump, kid, leisure, man, midair, performance, person, ramp, ride, rider, risk, silhouette, skatepark, sky, spin, sport, street, stunt, summer, tabletop, teenager, trick, urban, wheel, young, youth,