If the weather takes a turn and the temperature drops columbias fast trek midlayer fleece offers featherweight insulation in a supremely soft shell the new autumnwinter design features an all over fleck print and is constructed from 100 polyester fabric with ergonomic pocket placement and additional storage space this all weather microfleece is an essential part of our recommended layering systemcolour swatchpurplebrandcolumbiacolourpurple