Stay dry and cool amid the summer swelter in this silky tee, or wear it as an underlayer in cooler temps. The lightest of Patagonia's baselayer fabrics, Capilene 1 is fast-wicking, fast-drying and highly breathable. Sublimated graphic elements won't impede breathability or wicking. The rib-knit collar is soft against skin; the cut is long enough to tuck in. Made from 3.7-oz polyester that's recycled and recyclable through the Common Threads Recycling Program. With Gladiodor natural odor control. Details Capilene 1's silky soft fabric is the lightest of our technical baselayer fabrics; fast-drying, highly breathable and sleek, it can be worn either on its own or under layers in cooler temps Rib-knit collar is soft against skin.