● 2025 New Model X-Shelter(R) Insulation α Aegis Premium Waterproof Cold Weather Suit Size: 3L Manufacturer: Workman Product Number: XW602A Color: Charcoal Size: 3L Condition: New, with tags I think 3L is good if you want to wear layers underneath for fishing or outdoor activities. ----------- Product Information from the Workman Website -------------- https://workman.jp/shop/g/g2300068254031/ 2025 Model World's first* insulation material. XShelter, the insulation you wear α Check the temperature inside the garment with a thermometer! Premium Waterproof Cold Weather Suit ● Product Features Warmth realized with 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 prevents the outflow of heat inside the garment and is less susceptible to the effects of the external environment! ・Uses light-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! What is the difference between α and β? ・α…Uses a thin and light insulation sheet. Excellent breathability and less stuffy ・β…Slightly higher heat retention and higher insulation. Stretchable for ease of movement