As the heel is at a right angle, the socks are knitted at a right angle to wrap comfortably around the heel and prevent the fabric from sagging and slipping off.
Item Size Chart
Japan (cm) | US (Women's) | US (Men's) |
21-23 | 5-7 | 3-5 |
23-25 | 7-9 | 5-7.5 |
25-27 | 9-11 | 7.5-10 |
27-29 | 11-12.5 | 9-11 |
29-31 | 13-15 | 11-13 |