Keep your feet warm and dry on cold-weather rides with the Castelli Sweetspot 20 Thermal Sock. Made with PrimaLoft® synthetic yarns, these midweight cycling socks deliver insulation and moisture management without adding unnecessary bulk inside your cycling shoes.

• PrimaLoft® yarns provide warmth and moisture management
• Midweight construction for comfort in cooler temperatures
• Breathable fabric helps keep feet dry
• 20 cm cuff for extended coverage
• Designed to fit comfortably inside cycling shoes
• Fit: Regular
• Weight: 63 g
• Temperature Range: Not specified by Castelli
• Seasons: Fall, Winter, Early Spring