Help W sizing
Found these sick bape birks on a sheet my buddy slid
https://www.allchinabuy.com/en/page/buy/?url=https%3A%2F%2Fitem.taobao.com%2Fitem.htm%3Fid%3D804524814518&nTag=Cart-product
Its my first time using Allchinabuy and it says: Standard sneaker size is a positive size.
What does this mean? Is there no available sizes?