FURVERT!

abs animal_genitalia animal_penis anthro biceps big_muscles big_penis boxers_(clothing)brett_(bluefoxyboi)clothed clothing dripping equid equine equine_genitalia equine_penis erection eyes_closed genitals hand_behind_head hi_res horse male mammal manlyshark muscular muscular_anthro muscular_male nipples pecs penis penis_poking_out penis_through_fly simple_background smile solo teeth topless underwear vein veiny_penis watermark white_background