Thermocore is known for being a lower-bulk insulating material that has amazing heat generating ability. Burton strategically places this insulation in various degrees between the arms, body, and pants of their products to increase mobility while maintaining cold protection. This ensures that you get the insulation you need, in the areas you need it, without adding extra bulk. Thermocore is Burton's go-to insulation on the majority of their technical outerwear and is utilized in various weights, depending on the intended use of the garment.