FURVERT!

anthro aquatic balls barefoot blush bodily_fluids briefs briefs_only clothed clothing cum erection feet foreskin genital_fluids genitals humanoid_genitalia humanoid_penis looking_pleasured male masturbation nickelodeon orgasm partially_retracted_foreskin penile penile_masturbation penis reclining sea_sponge solo spongebob_squarepants spongebob_squarepants_(character)tighty_whities topless underwear underwear_only unknown_artist white_briefs white_clothing white_underwear yellow_body yellow_skin