that is not a full blood polish if it is one; polish have v combes that is something elese
Looks like a silkie cross. Silkies also have black skin and 5 toes. Check yours, it may have been passed down along with the walnut comb. If you paid good $$, you got swindled. He should have a good personality, on the bright side! Dont breed him and pass his offspring off as polish, he is not "polish".