Our sandstone mock-neck vest provides the ultimate in workwear comfort and durability. It’s made of  12-ounce, 100% cotton sandstone duck and is sherpa-lined for warmth. It also features a left-chest map pocket with a zip closure, two large sherpa-lined front pockets, two inner pockets and a drop tail for added coverage in back. *100% cotton sandstone duck *Sherpa-lined *Drop tail for added coverage.