The Columbia Women's Glacial IV Half Zip Fleece is a top-rated bodysuit top that is perfect for Nordic walking in colder weather. It is made with soft and cozy fleece fabric that provides warmth and comfort. The half-zip design allows for easy ventilation and temperature control. The top also features Columbia's Omni-Wick technology to wick away moisture and keep you dry. With its versatile style and excellent insulation, this bodysuit top is highly recommended by Amazon customers.