The Grasmere Fleece from Peter Storm is an ultra-soft midlayer which can be worn alone on milder days or layered under a shell for cold-weather warmth. Its cosy Polyester fabric construction seals in valuable heat allowing you to continue comfortably on chilly walks and its half-zip pullover style allows you to manually vent the fleece to cool yourself when active.Cosy and super-soft half-zip mid-layer fleece from Peter Storm100% Polyester fabric - a brushed and anti-pill side help to maintain soft-feelHalf-zip pullover styleInner zip guard and rubber zip pull