Medio Short Sleeve Base Layer

Castelli Medio Short Sleeve Base Layer Enhance your cool-weather rides with the Castelli Medio Short Sleeve Base Layer , the ideal mid-weight option for transitional conditions where layering is key. Designed for medium insulation and maximum moisture management, this essential base layer keeps you warm without overheating, while efficiently wicking sweat away to maintain a dry, comfortable ride. Made from soft, 100% polyester stretch fabric, it offers a close-to-body fit that layers smoothly under short or long-sleeve jerseys alike. With its short-sleeved design and crew-neck collar, the...