FURVERT!

3:4 abs anthro biceps big_muscles biped boxer_briefs bulge canid canine clothed clothing clothing_lift clothing_pull cold_thedog fur looking_at_viewer male mammal monochrome muscular muscular_anthro muscular_male pecs shirt shirt_lift simple_background smile solo standing teasing tongue tongue_out topwear underwear underwear_pull undressing vein white_background