Castelli A/C 18 Sock

Ultralight A/C 18 Sock with breathable construction for hot-weather rides

What Our Gearhead® Experts Are Saying:

"I love the A/C 18 Sock for summer rides. It’s breathable, lightweight, and durable enough to handle long training sessions in the heat."

When the heat is on, the Castelli A/C 18 Sock helps us keep our cool. Built for the hottest days on the bike, this ultralight sock features a ribbed texture for the perfect balance of breathability and durability. Its nylon-elastane blend wicks moisture efficiently while maintaining a snug, race-ready fit. The 18cm cuff adds a touch of classic style, making this sock a staple for warm-weather training and racing.

Details

• Ultralight sock designed for hot-weather cycling and racing
• Ribbed texture enhances breathability and durability
• Nylon-elastane blend ensures a snug, secure fit
• Lightweight design keeps feet cool during long efforts
• 18cm cuff provides a clean and professional look
• Item #CSTZ7WK

Tech Specs

Material

96% nylon, 4% elastane

Height

crew

Weight

lightweight

Cushion

ultralight

Activity

cycling

Manufacturer Warranty

2 years