What is the fabric? Warmth It's actually very simple. All artificial fabrics are a mess in front of natural fabrics. Honestly, the warmth is so good that you don't need to try it on. Think of it as a catalog. The higher the composition of the natural material, the warmer it is. Polyester and acrylic fibers are much less warm than wool and cashmere. Compared to wool and cashmere, the web editor personally does not think there is much difference, both are warm. Here we will discuss an uncommon ingredient, alpaca wool. Whether it is skin-friendly All materials other than wool are skin-friendly and can be worn close to the body. Garments that are mixed with wool, no matter what the percentage, are at risk of piercing the skin. "Probably" because some wool garments are skin-friendly, and wool garments are mainly because there are more coarse fibers and less coarse fibers in wool garments. Further, look at the ones that are related to the wool processing process. Internet editor said he will use a simple and feasible method of judgment. If it is all wool, then look at whether the sweater is fluffy to the naked eye. If there is, it can be assumed that there are more coarse fibers, so this sweater has a higher possibility of piercing the skin. What should I do if I pierce my skin? You can wear tight pants for bottoming. Questions about shrinkage About the price The price is also simple. Sweaters made of polyester and acrylic are definitely cheaper than wool and cashmere, and sweaters with wool content cost more. Many brands also price in proportion to wool. The higher percentage of wool makes the price expensive.