Thank you for viewing! ☆★Instant purchase available, free shipping★☆ Ships within 24 hours! Size: XL This is a heated vest. It has 16 built-in heaters located at the neck, back, abdomen, chest, and waist. You can control each area's heater with four power buttons, allowing you to stay warm even in temperatures as low as -20 degrees Celsius. It's perfect for various situations such as winter cycling, motorcycle riding, commuting, fishing, watching sports, skiing, mountain climbing, and outdoor work, making it an ideal cold-weather item to get you through the harsh winter.