Maybe clear your history on ur browser or whatever..maybe try another device. That 14 on YS can checkout all the way to the last page, at least for me it can.
Worddd my size 3m just sold for $350 earlier...withdrawing my $300 bid and submitting $275...it might actually get accepted by this weekend the way resell is plummeting lol
Went with Ssense and their 2 day shipping for $12. Adidas is pretty backed up with their shipping, still waiting for items i ordered a couple weeks ago lol.