Cycling Socks with Both Warmth and Breathability

Castelli Alpha 18 cycling socks are designed for both men and women. These socks combine PrimaLoft® and merino wool, providing an optimal blend of warmth and breathability.

• PrimaLoft® and merino wool blend: Keeps your feet warm and dry.
• Arch support band: Offers extra comfort and support.
• Nylon on heel and toe: Extends the sock's lifespan.
• Reflective back: Increases visibility in the dark.

With a height of 18 cm and a weight of only 64 g, these socks are lightweight and comfortable to wear.