Hisa is a knitted turtle neck. The collar is ribbed. The fit is normal and comes a little cropped. The sleeves are three quarter length and are a loose fit. The entire sweat is made in a fashion knit weave. Made from recycled materials. A winter wardrobe must have. This garment is made with recycled wool from post-consumer wool garments that are shredded, sorted and blended with recycled nylon fibers. Wool requires a lot of energy, water and chemicals so by recycling it, we reduce the impact.