The Columbia Women's Glacial IV Half Zip Fleece is a versatile bodysuit top that is perfect for bushcraft adventures. Made from soft and cozy fleece material, it provides warmth and comfort in colder weather conditions. The half-zip design allows for easy ventilation and temperature control. This bodysuit top also features a mock neck collar, providing additional protection against the wind. With its stylish design and functional features, it's no wonder that this top is a popular choice among Amazon shoppers.