Kilpi's ERIN-M men's fleece is made of 4-way stretch fabric  with brushed part inside, called OPTI-STRETCH. The material adapts perfectly to every movement, effectively transports moisture to the outside and dries quickly, making it perfect to wear as a mid-layer, for the mountains and all outdoor activities. ERIN-M  it has two side pockets, a chest pocket all with zip and  Polo neck  to protect you  from the cold. Fully openable with zip and flat seams for greater comfort.