Northwave Sonic 3S Road Shoe
Totally renewed, NRG Air improves in every aspect. Increased stiffness. Reduced weight. 5 different areations for optimal airflow. Compatible with SPD pedals.
Upper.
- Ultralight PU
Tech.
- SPD pedal compatible
Integrated Heel System.
The new unibody construction of the uppers allowed to integrate an efficient heel retention system inside the structure, without the need of external elements. Same efficiency, reduced weight.
Performance Advanced Footbed.
Ergonomic design: because you need to keep the perfect position when pedalling and you want comfort too.
- Sole: NRG Air Carbon Reinforced
- Upper: Ultralight PU
- Upper construction: Multilayer Thermowelded + Airflow system
- Closing system: 3 asymmetrical straps
- Heel: Integrated heel system
- Footbed: Performance Advanced
- Tech: SPD pedals compatible.
- Cleat plate not included.
- Weight: 260 gr
Occasionally, without notice, manufacturers change product design and/or specifications.
Tredz Mens & Womens Shoe Size Guide
Please use this chart to find your correct size. Conversions are intended for reference only. Sizes can vary between brands.
UK Size | European Size |
---|---|
2 | 35 |
2.5 | 35.5 |
3 | 36 |
3.5 | 36.5 |
4 | 37 |
4.5 | 37.5 |
5 | 38 |
5.5 | 38.5 |
6 | 39 |
6.5 | 40 |
7 | 41 |
7.5 | 41.5 |
8 | 42 |
8.5 | 42.5 |
9 | 43 |
9.5 | 44 |
10 | 45 |
10.5 | 45.5 |
11 | 46 |
11.5 | 46.5 |
12 | 47 |
12.5 | 47.5 |
13 | 48 |
13.5 | 48.5 |
14 | 49 |
14.5 | 50 |
15 | 51 |
Tredz Kids Shoe Size Guide
Please use this chart to find your correct size. Conversions are intended for reference only. Sizes can vary between brands.
Kids UK Size | Kids European Size |
---|---|
7 | 24 |
7.5 | 25 |
8 | 25.5 |
8.5 | 26 |
9 | 27 |
9.5 | 27.5 |
10 | 28 |
10.5 | 28.5 |
11 | 29 |
11.5 | 29.5 |
12 | 30 |
12.5 | 31 |
13 | 32 |
13.5 | 32.5 |
1 | 33 |
1.5 | 33.5 |
2 | 34 |
2.5 | 35 |
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