PROLOGO 15 SOCK-BELGIAN BLUE

The Castelli PROLOGO 15 SOCK – Belgian Blue is a premium cycling sock designed to deliver exceptional comfort, breathability, and reliable performance for every ride. Built with lightweight technical yarns, these socks efficiently wick moisture away from the skin, helping keep your feet cool and dry during training rides, races, and long-distance adventures. The 15 cm cuff offers a clean, professional cycling look while maintaining a secure fit that stays comfortably in place. Engineered mesh panels improve airflow, while the elastic arch support provides additional stability inside cycling shoes. Reinforced heel and toe areas increase durability for everyday use. Finished in a stylish Belgian Blue color with subtle contrasting details and signature Castelli branding, the PROLOGO 15 SOCK combines race-inspired functionality with modern style, making it an excellent choice for cyclists who value comfort, performance, and premium quality.

Key Features

• Brand: Castelli

• Product Type: Performance Cycling Socks

• Model: PROLOGO 15 SOCK

• Color: Belgian Blue

• Cuff Height: 15 cm

• Material: Lightweight performance synthetic fabric blend

• Breathability: Engineered mesh knit for maximum airflow

• Moisture Management: Quick-drying, sweat-wicking fabric

• Support: Elastic arch support for improved stability

• Durability: Reinforced heel and toe construction

• Fit: Ergonomic performance fit for cycling shoes

• Compatibility: Suitable for road cycling, gravel riding, commuting, and indoor training

Product Specifications

• Product Name: PROLOGO 15 SOCK

• Brand: Castelli

• Color: Belgian Blue

• Category: Cycling Socks

• Gender: Unisex

• Cuff Height: 15 cm

• Fit Type: Performance Fit

• Fabric Type: Breathable performance knit

• Season: Spring, Summer, Autumn

• Recommended Use: Road Cycling, Racing, Endurance Riding, Indoor Cycling

Performance & Breathability

• Ventilation: Mesh-knit construction enhances airflow for cooler feet throughout every ride.

• Moisture Control: Technical fibers quickly wick sweat away to maintain dry comfort.

• Arch Stability: Elastic midfoot support provides a secure fit inside cycling shoes.

• Lightweight Feel: Slim profile reduces bulk while maximizing comfort.

• Long-Ride Comfort: Ergonomic construction minimizes friction during extended rides.

Easy Operation / Usage

• Wear with road, gravel, or mountain bike cycling shoes for optimal performance.

• Position the 15 cm cuff comfortably above the ankle for the best fit.

• Suitable for racing, endurance rides, commuting, and indoor cycling sessions.

• Machine wash according to the care instructions to preserve elasticity and fabric quality.

Why Choose This Product

• Premium Quality: Crafted by Castelli for dependable cycling performance.

• Comfortable Fit: Anatomical construction delivers excellent all-day comfort.

• Superior Breathability: Mesh zones maximize airflow in warm conditions.

• Long-Lasting Durability: Reinforced heel and toe resist daily wear.

• Classic Styling: Belgian Blue finish complements any cycling kit.

• Versatile Performance: Ideal for training, racing, and everyday cycling.

In the Box

• 1 Pair of Castelli PROLOGO 15 SOCK – Belgian Blue