【Industry-First in 2025 & Equipped with Cooling Plates: Peltier Cooling Vest】Bulonchi has announced the next-generation Peltier cooling vest boasting the industry's strongest cooling performance. Utilizing the latest semiconductor physical cooling technology and equipped with a large-area cooling blade, wearing it on your back provides an icy coolness to your skin in just one second. The biggest feature is the industry-leading cooling temperature of -28°C. With its overwhelming cooling effect, you can experience an extreme cold that feels painful to the touch. This 2025 model cooling vest is perfect for outdoor work and leisure activities, and is a product that can be confidently recommended to those working in the scorching sun. In addition to its ability to maintain coolness all day long, it also features a wide-area coverage design that doubles the cooling area of conventional products. 【Instant Cooling & Up to -28°C & Ultra-Cool Sensation!】 Utilizing the characteristics of the Peltier element, also used in refrigerators, the electronic cooling effect spreads a powerful -28°C coolness from your back to your entire body in just 2 seconds after turning on the power. The aluminum block absorbs heat, physically suppressing the rise in body temperature. It eliminates stress caused by the heat! Because it uses ultra-thin materials, it doesn't bulk up, and can be worn as an inner layer under work clothes with fans. Because it uses Peltier cooling, which directly absorbs heat on the metal surface without using wind, you don't have to worry about your clothes puffing up and getting in the way during work. It's a design that's perfect for preventing heatstroke in the summer. Peltier Vest 【2025 Ultra-Large Cooling Surface, with Cooling Blade, 20000mAh Large Capacity】 Cooling Vest Peltier Element Type Battery Set Cooling Clothing -28℃ Instant Cooling Strong and Weak Modes Quiet & Lightweight Peltier Vest Workman Can be used with air-conditioned wear Free Size Unisex Heatstroke Prevention Construction Site Agriculture Fishing Sports Outdoor Use