SIDI WIRE 3 ROAD CYCLING SHOES
Air. Power. Control.
WIRE 3 is built for riders who demand the freshest, most powerful riding experience possible. The new Micro Matrix® and Kevlar® upper features zoned densities for maximum airflow and targeted support. A full carbon sole (stiffness 11) delivers efficient power transfer, while Firmor X internal reinforcement enhances stability and foot alignment. Lightweight and highly breathable, WIRE 3 is engineered for total control under maximum effort.
Technical Specifications
- Upper: Micro Matrix® & Kevlar® – lightweight, breathable, and durable with zoned support
- Closure: Dual NUUN 001C aluminum dials – precise fit with aero design
- Fit System: Firmor X wrap + floating instep – secure, unified lockdown and arch support
- Heel: Tool-free adjustable counter – customizable and removable for tailored fit
- Footbed: Integrated heel design – full foot stability under power
- Lasting Board: Internal nylon – optimized for energy transfer and structure
- Outsole: R2FC full carbon with Nexus Bridge – stiffness index 11
- Cleat Setup: Independent cleat positioning for custom alignment
- Replaceable Parts: Heel pads and dials
PRODUCT BENEFITS
|
WHERE STABILITY MEETS AIRNESS
Micro Matrix®, Kevlar® and Firmor X
|
VENTED BUT TOUGH
Micro Matrix® and Kevlar®
|
|
WRAPPED TO PEFORM
Firmor X
|
AERO TUNED DIALS
NUUN 001C dials
|
Find Your Perfect Size
To choose the correct number, measure the length of the foot in cm, from the heel to the big toe, as shown in the size chart.
- Place a sheet of paper against a wall and stand with your heel touching the wall.
- Mark the longest toe and measure the distance (heel-to-toe) in centimeters.
- Compare your measurement with the size chart (EU • UK • US) below.
📱 If you are on a phone, please check the last image of the listing for better visibility. - If you are between sizes, choose the larger size for comfort.
SIDI Millennium Fit - Size Guide
| EUR | USA | UK | CM |
|---|---|---|---|
| 36 | 4 | 3 | 22.5 |
| 36.5 | 4.5 | 3.5 | 22.8 |
| 37 | 5 | 4 | 23.2 |
| 37.5 | 5.5 | 4.5 | 23.5 |
| 38 | 6 | 5 | 23.8 |
| 38.5 | 6.5 | 5.5 | 24.2 |
| 39 | 6.5 | 5.5 | 24.5 |
| 39.5 | 7 | 6 | 24.8 |
| 40 | 7.5 | 6.5 | 25.2 |
| 40.5 | 8 | 7 | 25.5 |
| 41 | 8 | 7 | 25.8 |
| 41.5 | 8.5 | 7.5 | 26.2 |
| 42 | 9 | 8 | 26.5 |
| 42.5 | 9.5 | 8.5 | 26.8 |
| 43 | 10 | 9 | 27.2 |
| 43.5 | 10.5 | 9.5 | 27.5 |
| 44 | 10.5 | 9.5 | 27.8 |
| 44.5 | 11 | 10.5 | 28.2 |
| 45 | 11.5 | 10.5 | 28.5 |
| 45.5 | 12 | 11 | 28.8 |
| 46 | 12 | 11 | 29.2 |
| 46.5 | 12.5 | 11.5 | 29.5 |
| 47 | 13 | 12 | 29.8 |
| 47.5 | 13.5 | 12.5 | 30.2 |
| 48 | 13.5 | 12.5 | 30.5 |
| 48.5 | 14 | 13 | 30.8 |
| 49 | 14.5 | 13.5 | 31.2 |
| 49.5 | 15 | 14 | 31.5 |
| 50 | 15 | 14 | 31.8 |
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About Us
Cyclist's Closet is a virtual cycling store based in Lisbon, Portugal. We provide high-quality cycling gear at competitive prices, helping riders achieve the best performance on every ride.
FROM CYCLISTS TO CYCLISTS — COMMITTED TO QUALITY AND PERFORMANCE
We are an authorized reseller of leading cycling brands such as Sidi, Castelli, Selle Italia, Prologo, Fizik, MET, and many more. All our products are sourced directly from official distributors in Europe, ensuring authenticity, competitive pricing, and trusted service.
Shipping & Handling
🚚 Free Shipping available on most shoes and helmets. For clothing, free shipping applies when purchasing two or more items.
Delivery time depends on the destination country and carrier.
Customs Duties: Depending on your country, your order may be subject to import duties or taxes. These charges are the buyer’s responsibility.
Returns
If you are not satisfied with your purchase, you can return the item within 30 days. Returned items must be:
- In the same condition as received
- With original tags attached
- In the original box/packaging
- Without signs of use or damage (including mishandling during return shipping)
Buyer is responsible for return shipping costs, unless the item is faulty or incorrect.
Contact
If you have any questions, please do not hesitate to contact us. We are available 7 days a week to assist you.