Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit. If your measurements for chest and waist correspond to two different sizes, order the size indicated by your chest measurement for tops and your hip measurement for pants.
Our three different fits - slim, regular, and relaxed - ensure that when worn together, layers move and breathe like a single garment.
A snug, close-to-body fit for low bulk layering.
Neither snug nor loose - garments that are worn solo or over other layers.
Loose fitting lightweight layers.
free returns & exchanges
When you want serious warmth and breathability, reach for the Men's Sierra Long Sleeve Zip Real Tree. A superior solution to synthetics, our RealFLEECE® has recycled merino fiber wrapped around a Nylon core, then brushed to maximize warmth and softness. With a hint of LYCRA®, the Sierra fits like a charm and is built for performance, keeping out the cold when you're hiking, skiing or waiting in a blind, but always breathable and resists odor day after day. Feel the difference and you'll be a convert.