Get In Touch
Have questions about your order or a general inquiry?
Size & Fit Guide
If you are in-between sizes, generally we recommend ordering the next size up. Please reach out if you need recommendations!
Women's Letter Sizing
| Women's US Size | Oka-B Letter Size |
| Kids 1-2 | XXS |
| Kids 3-4 | XS |
| 5 - 6 | S |
| 6.5 - 7.5 | M |
| 8 - 9 | ML |
| 9.5 - 10.5 | L |
| 11 - 12 | LL |
Women's Number Sizing - US to EU Conversion
| Women's US Size | Women's EU Size |
| 6 | 36 |
| 7 | 37 |
| 8 | 38 |
| 9 | 39 |
| 10 | 40 |
| 11 | 41 |
Unisex Letter Sizing
* only applies to Maxwell and Billie Unisex Slide Sandal
| US Size | Oka-B Letter Size |
| Women's 5.5 - 6.5 | XS |
| Women's 7 - 8 | S |
| Women's 8.5 - 9.5 / Men's 7 - 8 | M |
| Women's 10 - 11 / Men's 8.5 - 9.5 | L |
|
Women's 11.5 - 12.5 / Men's 10 - 11 |
XL |
| Men's 11.5 - 12.5 | XXL |
| Men's 13 - 14 | XXXL |
Men's Letter Sizing
* only applies to Grayson Men's Slide Sandal
| US Men's Size | Oka-B Letter Size |
| 7 - 8 | M |
| 8.5 - 9 | L |
| 9.5 - 10.5 | LL |
| 11 - 12 | XL |
| 12.5 - 13.5 | XXL |
| 14 - 5 | XXXL |
Get On The List
Promotions, new products, and flash sales. Directly to your inbox.