1girl,ass,back,bare_shoulders,black_pants,breasts,brown_eyes,brown_hair,dumbbell,exercise,from_behind,ground_vehicle,gym,indoors,leggings,long_hair,looking_at_viewer,looking_back,midriff,open_mouth,pants,pantylines,ponytail,solo,sports_bra,sweat,tank_top,tight_pants,towel,yoga_pants