Either as a baselayer or your only layer, the Patagonia Capilene 3 Midweight Crew Top is what you're going to need if you are spending long hours outdoors. The most versatile and fastest-wicking of Patagonia's Capilene weights, the soft and compressible Capilene® 3 Midweight performance baselayers stretch, dry quickly, resist wear, and provide excellent insulation and next-to-skin comfort.
Polartec® Power Dry® 100% polyester (Solids: 65% recycled; Heathers: 51% recycled; Stripes: 56% recycled)
Polygiene® permanent odor control
Stretchy, double-weave fabric wicks extremely well
Durable smooth jersey face slides easily beneath layers
Fabric is brushed for warmth, softness and compressibility; provides excellent insulation and breathability
Raglan sleeves and single-piece shoulder panel merge out of the way of pack straps