Ci1 inline shoe size chart
Ci1 iD / Ci1 Pro boot last
How to Measure Your Foot for the Right Size

To select the correct size from our chart, follow these steps:
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Measure Your Foot Length
- Place your heel against a wall on a flat surface.
- Lay a ruler or measuring tape along the floor, starting at the wall.
- Stand with your full weight on both feet and measure to the tip of your longest toe.
- Measure both feet and use the longer measurement.
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Choose the Right Size from the Chart
- Our size chart shows the length of the last (the mold the boot is built on), not the foot length.
- One last length fits a range of foot lengths. Look up your measured foot length in the Fits foot length column and read off your size.
- Skate boots are fitted closer than shoes: we allow 2–3 mm of room, not more. A snug boot gives control and power transfer.
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Adjust for Wide Feet
- On the edge between two sizes, or if you have wide feet, we recommend choosing one size larger for a more comfortable fit.
- On the edge between two sizes, or if you have wide feet, we recommend choosing one size larger for a more comfortable fit.
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Fine-tune with Heat Molding
- Both the Ci1 iD and the Ci1 Pro are heat-moldable. Molding improves heel lock and relieves pressure points — even average-fit feet benefit, especially around heel and ankle.
- Slightly narrow or wide feet, or a low or high instep, are best solved by molding rather than by changing size.
- Not sure about doing it yourself? Visit one of our specialist dealers and have it done for you.
Following these guidelines ensures a snug yet comfortable fit for optimal performance on the road or track.
| EURO size | Last length (mm) / inside length | Fits foot length |
|---|---|---|
| 37 | 235 | 227–233 mm |
| 38 | 241 | 234–239 mm |
| 39 | 248 | 240–246 mm |
| 40 | 255 | 247–253 mm |
| 41 | 261 | 254–259 mm |
| 42 | 268 | 260–266 mm |
| 43 | 275 | 267–273 mm |
| 44 | 281 | 274–279 mm |
| 45 | 288 | 280–286 mm |
| 46 | 295 | 287–293 mm |
| 47 | 301 | 294–299 mm |