CASTELLI FLANDERS WARM NECK M size Black Warmer than the Castelli PROSECCO R LS, this is an inner layer for the dead of winter. Recommended for the coming season. FLANDERS WARM LONG SLEEVE A top-selling base layer in winter since 2014. Overwhelming warmth in the dead of winter. Developed with the harsh European cold from December to February in mind. Provides warmth that can withstand sub-zero temperatures with 100% insulating fleece SottoZero. The armpits are made of mesh material for easy sweat wicking. You'll be amazed by the overwhelming quick-drying ability and heat retention developed in collaboration with top professional athletes. Overwhelmingly popular as a winter base layer. Uses 100% insulating fleece SottoZero material. Flatlock seams with a smooth fabric surface. Mesh material in the armpits to enhance breathability. The waist is flat, making it easy to tuck into pants. Winter innerwear Suitable for -4°C to 10°C, and is intended for use in the dead of winter. Type: Base Layer Gender: Men's Sleeve: Long Sleeve Genre: Road Bike Castelli Flanders Rapha Thermal Base Layer