What term describes a fabric finish that adds warmth or coolness?

The term that describes a fabric finish that adds warmth or coolness is insulating. Insulating fabrics are designed to trap air close to the body, providing warmth during colder conditions. This heat retention is achieved through various methods, such as using materials with good thermal resistance or incorporating specific structural designs within the fabric. This property is particularly essential in the apparel and accessories industry, especially for clothing intended for outdoor activities or colder climates.

While moisture-wicking refers to a fabric's ability to draw moisture away from the skin, which can enhance comfort in hot and sweaty environments, it does not specifically address warmth or coolness. Texturizing involves altering the surface texture of the fabric for aesthetic or tactile purposes but does not inherently provide thermal properties. Coating typically involves applying a layer to the fabric for durability or other functional benefits but does not directly contribute to thermal insulation. Thus, insulating is the best choice for describing a fabric finish that enhances warmth or coolness.