Ключевые слова: adult, athlete, background, bicycle, bicyclist, bike, biker, biking, caucasian, cheerful, clothes, competition, cycle, cycler, cyclist, equipment, guy, helmet, hobby, isolated, lifestyle, male, man, person, portrait, pose, protect, protection, racer, racing, recreation, rider, safety, speed, sport, sportsman, sportswear, studio, time trial, triatlon, velocity, wheel, white, young,