Peter Kaiser black leather low heel

this is never worn Peter Kaiser black leather shoe with a low heel size 5 in Germany which is a 37.5 or 38 in the rest of Europe. And about a 7.5 in the US. I bought a big box of shoes from Germany and every single one was a half size too small. I don't feel like paying the return shipping and I've already worn a couple of them out of the house though not these! these are completely never worn and totally yours for half the price I paid for them.