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Measure around the middle of your neck, leaving the tape loose.
Measure under your arms around the fullest part of your chest.
Measure from the back of your neck to the top of your shoulders, to your elbow and down to your wrist bone.
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.
Breathable, lightweight, wicking, fast drying
Strategically placed bonded seams reduce bulk and eliminate chafing, reflective center-front zip, smooth zip neck collar for temperature regulation, lightweight eyelet panels for venting
Height: 5’10” / 180cm. Waist: 32.3" / 82cm. He is wearing size Medium.
A stretchy technical top with strategically zoned fabrics for active comfort and temperature regulation, the Men’s Factor Long Sleeve Half Zip is a highly functional layer for moving fast in chilly conditions. The Factor features our 150gm corespun fabric, merino wool fibers wrapped around a nylon core, for added strength and durability which retains next-to-skin softness. For the underarm panels, we use 120gm eyelet merino mesh fabric to aid in ventilation during high-output days. Bonded seams eliminate chafing, while thumbhole cuffs add a touch of warmth and functionality, and make for easy layering. The deep front zip lets you quickly dump excess heat or manage your body temperature.