The Castelli Women's Prosecco Tech Short Sleeve Baselayer works to keep wearers dry in cool conditions through body mapping construction with Prosecco hydrophilic treatment on the main body fabric and lighter-weight PrimaLoft ...

Layer is PI's heaviest base layer, at 250g/m2. It combines 18.5-micron responsibly sourced Merino and recycled polyester technical fibers in a remarkable construction that positions the polyester next to your skin for ...

this. Pearl Izumi uses a unique fabric construction method to place polyester fibers against your skin to improve wicking and Merino fibers facing the jersey for temperature regulation and odor control. The ...

Ceramic Base Layers have beneficial effects on blood circulation and well-being with their unique ceramic fibers and are true all-season garments thanks to the Resistex® Bioceramic technology. The ceramic benefits are prevalent ...

to ditch hot, heavy packs while offering enough storage for extra water, snacks and anything else you might carry. The light, breathable design also allows you to wear the top of your ...