True-to-Size Millimeter Sizing Comparison
L.L.Bean Wicked Good Moccasins vs The North Face THERMOBALL Traction Bootie
Detailed size conversion chart, cavity measurements in millimeters, and crowd-sourced fit advice for choosing your perfect size.
Interactive Size Converter
Select what size you wear in the Wicked Good Moccasins to see your calculated size in the THERMOBALL Traction Bootie.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Wicked Good Moccasins (US) | Internal Cavity | THERMOBALL Traction Bootie Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 7 | 267 mm | US 7 | 98% | +0.2 mm |
| US 7.5 | 270 mm | US 7.5 | 98% | +0.2 mm |
| US 8 | 273 mm | US 8 | 98% | +0.2 mm |
| US 8.5 | 277 mm | US 8.5 | 98% | +0.2 mm |
| US 9 | 280 mm | US 9 | 98% | +0.2 mm |
| US 9.5 | 283 mm | US 9.5 | 98% | +0.2 mm |
| US 10 | 287 mm | US 10 | 98% | +0.2 mm |
| US 10.5 | 290 mm | US 10.5 | 98% | +0.2 mm |
| US 11 | 293 mm | US 11 | 98% | +0.2 mm |
| US 11.5 | 297 mm | US 11.5 | 98% | +0.2 mm |
| US 12 | 300 mm | US 12 | 98% | +0.2 mm |
| US 12.5 | 303 mm | US 12.5 | 98% | +0.2 mm |
| US 13 | 307 mm | US 13 | 98% | +0.2 mm |
| US 14 | 313 mm | US 14 | 98% | +0.2 mm |
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Frequently Asked Questions
How does the Wicked Good Moccasins size compare to the THERMOBALL Traction Bootie?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Wicked Good Moccasins has an internal fit offset of 0mm compared to 0.16mm for the THERMOBALL Traction Bootie.
Do these shoes fit wide feet comfortably?
The Wicked Good Moccasins has a snug/narrow width profile, while the THERMOBALL Traction Bootie is roomy/wide.