Wide temperature range combined with high-stretch seamless comfort makes this Castelli’s most versatile warmer.
- Mid-weight seamless arm warmer
- Surprisingly warm without causing overheating
- Unique polyester/nylon/Lycra® 78%/15%/7% blend
- Fully seamless construction
- Folds up extra small
- Fit: Comfortable
- Temperature: 50°F – 68°F / 10°C – 20°C
- Weight: 62 g









