It doesn't get much more comfortable than this. Its extra-stretchy fabric moves with you, not against you, so you never feel held back.. Soft knit anti-pick, anti-pill fabric has a clean, snag-free finish. Material wicks sweat & dries really fast. 4-way stretch material moves better in every direction. Built-in thumbholes help keep sleeves in place with watch opening on left wrist for quick & easily access. Right-side envelope pocket. Generous ½ zip front makes for easy layering. Shaped hem