Black, Size L Blocks cold air from the outside. Equipped with insulation material. XShelter Insulation α Check the temperature inside your clothes with a thermometer! Waterproof warm outerwear ●Product Features● Warmth from insulation sheet x heat-generating wadding ・Uses a special insulation sheet that forms independent air cell insulation ・Technologically developed extremely thin and light non-thermally conductive material. Guards against the conduction of cold air from the external environment to the inside ・Furthermore, it also prevents the outflow of heat inside the clothes, making it less susceptible to the effects of the external environment! ・Uses heat-absorbing and heat-generating wadding that absorbs light and stores it in the fibers to generate heat ・By combining the sheet and wadding, a synergistic effect is created, making it even warmer!