
A wide range of temperatures combined with the seamless comfort of the most versatile Castelli sleeve. Medium weight seamless sleeve Surprisingly warm without causing overheating. Polyester / Nylon / Lycra 78% /15% / 7% Completely seamless construction. Folds up and becomes very small. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.





