Mountain Hardwear Men's Crater Lake Long Sleeve Crew

1982421 Mountain Hardwear Men's Crater Lake Long Sleeve Crew Whether you're cranking at the boulders or skinning up a backcountry run, those first rays of warming spring sunshine after a long winter are something special. While you're soaking up that Vitamin D, the Crater Lake Long Sleeve Crew has you protect from unwanted UV rays thanks to its UPF 50 fabric. This lightweight and comfortable top also pulls double duty as a breathable baselayer when the clouds roll in and it's time to layer up.