【Excellent Condition】 Workman Wind Core ICE×HEATER Cooling and Heating Wear Peltier Vest PRO ※With warranty A free-size vest with instant cooling and heating functions. I purchased it and tried it on indoors and checked its operation, but I felt it didn't suit my constitution, so it's almost unused. ■Functions Instant cooling -28°C, instant heating 39°C Battery capacity: 20,000mAh Passed verification tests based on the body mechanisms unique to the Comfort Work Research Institute, with improved cooling/heating effects. ●Product Features● Cool in the summer ・Amazing speed cooling ・Up to -28°C (surface temperature approx. -3°C) (※When the ambient temperature is approx. 25°C, the temperature difference from the device surface temperature (according to the manufacturer)) Warm in the winter ・Amazing speed heating ・Up to +39°C (surface temperature approx. 49°C) (※When the ambient temperature is approx. 10°C, when wearing outerwear over the vest) Workman's most ever! 5 Peltier devices ・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! Adjustable to your preferred temperature ・4 cooling modes and 2 heating modes can be switched, supporting fine temperature adjustments Fits sizes S~5L (chest 80~124cm)! ・Free-size design that fits various body types ・Made with stretchy fabric for easy movement ・Prevents slippage and enhances fit to the body by adjusting the front and side belts ・If the front belt is too tight, you can remove the lower belt and wear it Please judge the condition by referring to the photos. Returns, questions, and complaints after the transaction is completed are not accepted. ※In order to prevent product substitution, returns for the buyer's convenience are generally refused. This excludes cases where there is a defect on our side. Please contact us before the evaluation if you have any issues. This is a used item, so please refrain from purchasing if you are overly concerned about the condition or are nervous. The product will be carefully and thoroughly packaged and shipped promptly. It is also listed on other sites, so it will end when it is gone. We have many other items for sale, so please take a look if you like. Please feel free to contact us if you have any questions. Thank you very much. Thank you for viewing this page from among the many products.