Wind Core Ice x Heater Peltier Vest PRO2 2025 Model ・Equipped with a total of 5 Peltier devices: 1 on the back, 2 on the lower back, and 2 on the front. ・Experience coolness/warmth over a wider area. ・Maximum approx. -28°C (Surface temperature approx. -3°C) ・Maximum approx. +39°C (Surface temperature approx. 49°C) ・Fits sizes S~5L (chest 80~124cm) ※ Purchased at a store on June 11, 2025 (with a 6-month warranty stamp). ※ Used for about 30 minutes to confirm operation, so please refrain from purchasing if you are sensitive to this. ※ Returned to a condition as close as possible to when purchased. ※ Returns are not accepted.