Performing in all conditions, the Castelli TUTTO NANO BIBTIGHT is a men's bib short that accompanies cyclists on all their adventures.

Made of Nano Flex 3G fabric, these winter shorts arewarm, stretchy, deliciously soft, and highly breathable. Its performance is enhanced by a patented water-repellent finish using third-generation nanotechnology. In addition, these tights feature an anatomical cut with reduced seams and a KISS Air2 Pro seat insert for maximum comfort in the saddle.

This model adds mesh straps and zippered ankles for even more efficiency.