Birdies slides are so comfortable and they fit 1/2 small size up. I’m wearing a 7.5 instead of my normal size 7 so my heel isn’t right at the edge. If you don’t mind your heel being right at the edge then don’t side up. Also free return shipping if the shoes don’t fit! Plus get 10% off at Birdies with my code: THEDARKPLUM10OFF LTKSeasonal LTKsalealert LTKshoecrush