2boys, abs, armband, bara, biceps, black_gloves, black_hair, black_shorts, cover, cover_page, doujin_cover, dumbbell, exercise, fingerless_gloves, flexing, gloves, gyee, headband, headphones, headphones_around_neck, large_pectorals, lee_(gyee), male_focus, master_(gyee), mazjojo, multiple_boys, muscular, muscular_male, navel, nipples, open_mouth, pectorals, short_hair, shorts, smile, topless_male, underpec, weightlifting