3:4abstract_backgroundaccessoryanimal_genitaliaanimal_penisball_gagballsblack_hairblue_eyesbodily_fluidsboundcock_ringequidequineequine_genitaliaequine_peniserectionferalgaggaggedgenitalshairhalterharnessharness_ball_gagharness_gaghi_reshooveshorsejewelrylightikeamalemammalmultiple_cock_ringsmuzzle_(object)muzzledpenispenis_accessorypenis_jewelryrestrainedropesalivasolosubmissivesubmissive_maletesticle_cuff