The Xpert™ PRO Half-Zip Tech Fleece in Grey is seriously warm and perfect for layering up. It's great on its own, or it fits comfortably under a jacket. Packed full of features to make your workday more comfortable, it is perfect for enduring windy days in punishing environments. The cam-lock neck zip allows you to lock the zip in a comfortable position, and the thumb holes are great if wearing gloves or for extra warmth. This garment is extremely stretchy and close-fitting, with sufficient length in the body to tuck it in if you wish.