Castelli Seamless Short Sleeve 13030A dual layer construction soft feel & seamless construction will mean you use this base for every ride. Seamless polypropylene/nylon actively pulls moisture away from your skin 3 mesh patterns to allow more ventilation where you need it most Insanely soft for complete comfort Fabric
- 66% Polypropyle 28% Polyamide (Nylon) 6% Elastolefin (Olefin)