Ariat Lowell 1/4 Zip Baselayer in Madder Brown #6474 socks it has a tough nylon

it has a tough nylon outer with a zip front

They have a padded ankle

Large measures 21

Small measures 23" long & 21" from armpit to armpit

Ariat Lowell 1/4 Zip Baselayer in Madder Brown #6474 socks it has a tough nylonA performance baselayer that feels as good as it looks. It has moisture wicking, sun protection in a soft, stretchy knit fabric. If you've tried these tops, you can appreciate all they have to offer. If you've not yet tried them, I highly recommend. This one is a reddish brown color. Fitted Thumb Holes Size up if you prefer a looser fit AriatTEK is designed for optimal comfort in any weather, with built in performance features that adapt to changing