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CASTELLI Aero Race Pro 20 Sock WhiteCASTELLI Aero Race Pro 20 Sock BlackCASTELLI Aero Race Pro 20 Sock Belgian Blue
  • CASTELLI Aero Race Pro 20 Sock White
  • CASTELLI Aero Race Pro 20 Sock Black
  • CASTELLI Aero Race Pro 20 Sock Belgian Blue

CASTELLI Aero Race Pro 20 Sock

$48.99

Payment methods accepted: Diners, JCB, Amex, MC, Visa, Discover, Apple, Google, Paypal
An aerodynamic performance cycling sock engineered for reduced drag, race-level fit, and high-speed road riding efficiency.
  • Designed for road racing, criteriums, time trials, and high-performance training
  • Aero-optimised cuff construction developed for reduced aerodynamic drag
  • Lightweight stretch fabric improves breathability and close anatomical fit
  • Compression-style lower section enhances foot stability inside cycling shoes
  • High cuff height designed for modern race fit and aerodynamic coverage
  • Optimised for use with road cycling shoes in warm riding conditions

What type of riding is the Castelli Aero Race Pro 20 Sock designed for?

The Aero Race Pro 20 Sock is designed for road racing, fast training rides, criteriums, and aerodynamic performance riding.

Are the Castelli Aero Race Pro 20 Socks aerodynamic?

Yes. The sock uses an aero-optimised cuff construction designed to reduce drag around the lower leg.

What conditions are these socks best suited for?

The lightweight breathable construction is optimised for warm to hot riding conditions and high-output efforts.

Do the socks use a compression fit?

Yes. The performance-oriented stretch construction provides a close compression-style fit for stability and comfort.

Are the Castelli Aero Race Pro 20 Socks compatible with road cycling shoes?

Yes. The low-bulk construction is specifically designed for integration with modern road cycling shoes.

  • Free shipping on all orders over $100 (before tax)
  • All orders are processed within 1 business day
  • Orders ship from our warehouse in Guelph, ON
  • Free shipping ranges from 2-6 business days depending on location within Canada
  • Expedited shipping options (which ranges from 1-3 business days) are available at checkout upon entering your shipping address
  • We ship with most major couriers, including Canada Post, UPS, Fedex, Purolator, Canpar, and ICS
  • Full shipping details can be found in our shipping policy
  • If your NOMAD purchase isn't quite right for you, you may return it for a refund within 30 days from delivery
  • Return items must be unused and accompanied by all original packaging, with both product and packaging in an undamaged state and all product tags intact
  • Refunds will be issued to your original form of payment within 2-5 business days of receipt of items at our distribution centre
  • We cannot accept returns or exchanges of the following items:
    • Nutrition products
    • Gift cards
    • Water bottles
    • Personal care items, such as body creams and lotions
    • Items marked as clearance or final sale
  • Return shipping fees are the responsibility of the customer
  • Full return details can be found in our return policy

Performance

The Castelli Aero Race Pro 20 Sock is developed for riders seeking aerodynamic efficiency, stable fit, and lightweight comfort during racing and high-intensity road riding. Designed to complement modern aero race apparel systems, the sock reduces turbulence around the lower leg while maintaining breathability during sustained efforts.

Aerodynamic Design

The upper cuff construction is engineered to smooth airflow across the ankle and lower leg, supporting aerodynamic performance during fast road riding and competitive racing. The close anatomical fit minimises fabric movement and excess material, helping maintain consistent airflow at speed.

Fit and Comfort

A lightweight stretch fabric construction delivers secure compression-style support while maintaining ventilation in warm riding conditions. The lower foot section is shaped for stable integration inside performance cycling shoes, reducing bunching and improving long-ride comfort.

Race-Focused Construction

The high cuff profile follows contemporary race fit preferences while increasing aerodynamic coverage above the shoe line. The lightweight build allows efficient moisture management for climbing, racing, and sustained training sessions in hot weather conditions.

Intended Use

The Aero Race Pro 20 Sock is built for competitive road cyclists, criterium racers, and performance-focused riders prioritising aerodynamic efficiency and lightweight comfort during fast-paced riding.

Key Specifications

Use: Road racing, training, criteriums
Construction: Aero-optimised stretch fabric
Fit: Compression-style performance fit
Cuff Height: High cuff race profile
Breathability: Lightweight moisture-managing fabric
Compatibility: Road cycling shoes

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