These are typically all handmade, and orders for them are only open periodically. Next purchase date need to be in mid June 2023. As for sizing, I opted to dimension right down to a 37. The sandals are alleged to be about 2mm longer than other shut-toe Mukishoes models. https://sites.google.com/view/barefootshoes/home/barefoot-shoes-men/barefoot-sandals-men