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Wide temperature range combined with high-stretch seamless comfort makes this Castelli’s most versatile knee warmer.

• Mid-weight seamless knee warmer
• Surprisingly warm without causing overheating
• Unique polyester/nylon/Lycra 78%/15%/7% blend
• Fully seamless construction
• Folds up extra small
• Temperature: 10C – 20C / 50F – 68F
• Fit: Regular