True-to-Size Millimeter Sizing Comparison
Haflinger AS Classic Slipper vs Haflinger GZ Classic Grizzly
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 AS Classic Slipper to see your calculated size in the GZ Classic Grizzly.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| AS Classic Slipper (US) | Internal Cavity | GZ Classic Grizzly Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 3.5 | 240 mm | US 3.5 | 89% | +1.0 mm |
| US 4 | 243 mm | US 4 | 89% | +1.0 mm |
| US 4.5 | 247 mm | US 4.5 | 89% | +1.0 mm |
| US 5 | 250 mm | US 5 | 89% | +1.0 mm |
| US 5.5 | 253 mm | US 5.5 | 89% | +1.0 mm |
| US 6 | 257 mm | US 6 | 89% | +1.0 mm |
| US 6.5 | 260 mm | US 6.5 | 89% | +1.0 mm |
| US 7 | 267 mm | US 7 | 89% | +1.0 mm |
| US 7.5 | 270 mm | US 7.5 | 89% | +1.0 mm |
| US 8 | 273 mm | US 8 | 89% | +1.0 mm |
| US 8.5 | 277 mm | US 8.5 | 89% | +1.0 mm |
| US 9 | 280 mm | US 9 | 89% | +1.0 mm |
| US 9.5 | 283 mm | US 9.5 | 89% | +1.0 mm |
| US 10 | 287 mm | US 10 | 89% | +1.0 mm |
| US 10.5 | 290 mm | US 10.5 | 89% | +1.0 mm |
| US 11 | 293 mm | US 11 | 89% | +1.0 mm |
| US 11.5 | 297 mm | US 11.5 | 89% | +1.0 mm |
| US 12 | 300 mm | US 12 | 89% | +1.0 mm |
| US 12.5 | 303 mm | US 12.5 | 89% | +1.0 mm |
| US 13 | 307 mm | US 13 | 89% | +1.0 mm |
| US 14 | 313 mm | US 14 | 89% | +1.0 mm |
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Frequently Asked Questions
How does the AS Classic Slipper size compare to the GZ Classic Grizzly?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The AS Classic Slipper has an internal fit offset of -0.32mm compared to 0.64mm for the GZ Classic Grizzly.
Do these shoes fit wide feet comfortably?
The AS Classic Slipper has a roomy/wide width profile, while the GZ Classic Grizzly is roomy/wide.