FURVERT!

4_toes ankle_cuffs annoyed anthro anus ass_up backsack balls barefoot bdsm big_feet big_hands bondage bound butt canid canine cuff_(restraint)equidata eyewear feet fox genitals glasses guide_lines lying male male_anthro mammal monochrome nude_anthro nude_male on_front perineum pink_background presenting presenting_hindquarters restrained restrained_arms restrained_legs restrained_tail restraints simple_background sketch skinny skinny_anthro skinny_male slim_anthro slim_male small_balls small_butt solo submissive submissive_anthro submissive_male thin_thighs toes toony wearing_glasses wrists_to_ankles