Designed for versatile performance all year round.Breathable Polartec® Power Grid™ fabric offers exceptional warmth for a lightweight feel, with stretch for great freedom of movement.Keep your hands warm and your belongings secure, thanks to a zipped chest pocket and two zipped pockets below.Use the thumb loops to keep all your layers in place and keep your fingers warm.Elasticated cuffs and hem prevent draughts.Low-profile flat seams reduce bulk.