Sizing Conversion Charts
Spenco Insole Size Conversion Chart
| Size | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
| US Mens' | 6/7 | 8/9 | 10/11 | 12/13 | 14/15 | ||
| US Womens' | 3/4 | 5/6 | 7/8 | 9/10 | 11/12 |
DR Marten's UK Size Conversion Chart
| Size | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| US Mens' | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | |||
| US Womens' | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
Timberland Insole Size Conversion Chart
| Size | XS | S | M | L | XL | XXL |
| US Mens' | 6/7 | 8/9 | 10/11 | 12/13 | 14/15 | |
| US Womens' | 5/6 | 7/8 | 9/10 | 11/12 |