Reebok Nano X4 Training Shoes size guide
Vector Navy/Moon
The Reebok Nano X4 is a versatile cross training shoe built for functional fitness and gym workouts. It features a stable, flat platform for lifting combined with flexible cushioning for dynamic movements like box jumps and sprints. This model runs true to size.
Our tool compares official Reebok size charts to find your perfect size. No measuring needed.
Does the Reebok Nano X4 Training Shoes run small or large?
2 owners of the Reebok Nano X4 Training Shoes have reported their size so far, including EU 13. We hold off on fit guidance until enough have reported for it to mean something.
Reebok has not published a size chart for the Reebok Nano X4 Training Shoes. What you see above is the brand's general chart, which covers the whole range rather than this model.
Official Reebok Size Chart for Nano X4 Training Shoes
This chart covers US 2 to US 18.5, which is feet from 0 cm to 34.3 cm long.
This is the official brand-wide Reebok size chart. Reebok uses the same chart for the Reebok Nano X4 Training Shoes as for its other models.
Source missing — we cannot point to the page this chart was published on.
Fetched 2026-08-21 06:06:14
| Foot Length | US |
|---|---|
| 0.0 - 20.3 cm | 2 |
| 20.3 - 20.8 cm | 2.5 |
| 20.8 - 21.1 cm | 3 |
| 21.1 - 21.6 cm | 3.5 |
| 21.6 - 22.1 cm | 4 |
| 22.1 - 22.4 cm | 4.5 |
| 22.4 - 22.9 cm | 5 |
| 22.9 - 23.4 cm | 5.5 |
| 23.4 - 23.6 cm | 6 |
| 23.6 - 24.1 cm | 6.5 |
| 24.1 - 24.6 cm | 7 |
| 24.6 - 24.9 cm | 7.5 |
| 24.9 - 25.4 cm | 8 |
| 25.4 - 25.9 cm | 8.5 |
| 25.9 - 26.2 cm | 9 |
| 26.2 - 26.7 cm | 9.5 |
| 26.7 - 27.2 cm | 10 |
| 27.2 - 27.4 cm | 10.5 |
| 27.4 - 27.9 cm | 11 |
| 27.9 - 28.4 cm | 11.5 |
| 28.4 - 28.7 cm | 12 |
| 28.7 - 29.2 cm | 12.5 |
| 29.2 - 29.7 cm | 13 |
| 29.7 - 30.0 cm | 13.5 |
| 30.0 - 30.5 cm | 14 |
| 30.5 - 31.0 cm | 14.5 |
| 31.0 - 31.2 cm | 15 |
| 31.2 - 31.8 cm | 15.5 |
| 31.8 - 32.0 cm | 16 |
| 32.0 - 32.5 cm | 16.5 |
| 32.5 - 33.0 cm | 17 |
| 33.0 - 33.3 cm | 17.5 |
| 33.3 - 33.8 cm | 18 |
| 33.8 - 34.3 cm | 18.5 |
Reebok publishes this chart as foot length, so the lengths above are the foot each size fits and we use them as published.
Frequently Asked Questions
Reebok is a British-American footwear and apparel company known for fitness, running, and CrossFit shoes. Founded in 1958, Reebok has a strong heritage in both performance athletics and lifestyle fashion.
Reebok shoes generally fit true to size, though some running models may run slightly small. The Classic Leather tends to fit true to size with a comfortable, relaxed fit.
For most Reebok models, your normal athletic shoe size will work well. For CrossFit and training shoes, ensure a snug fit for lateral stability.
General guidance for Reebok, written by us. It is not measured from this model's chart and not based on what owners report.
Last updated: 2026-10-27 09:31:25