Details & Specs. The Sherpa-lined Hooded Jacket buries the needle on the comfort meter! A new category of comfort: The Sherpa-lined Hooded Jacket buries the needle on the comfort meter! We're talking maximum, off-the-charts comfort levels here! Imagine combining Dad's old flannel with your favorite hoodie, and then lining it with the softest, coziest blanket in your house. Yeah. The Sherpa-lined Hooded Flannel Jacket is THAT comfortable. And thread for thread, it's a hard-to-beat value, too... PRICED RIGHT for an instant antidote to cold, dreary days! 1  100% cotton shell.