2025 Model Wind Core Ice x Heater Peltier Vest PRO2 Color: Black Size: Free Condition: No noticeable scratches or stains; purchased in-store Size: Suitable for heights 155-185cm Chest Size: 80-124cm Weight: Peltier Device: Approximately 530g (including switch cord, etc.) Battery: 403g ± 10g Material: Body: 90% Polyester, 10% Polyurethane Mesh: 100% Polyester Waterproof Rating: IPX4 equivalent (splash-proof) - Usable in light rain and splashes Set Contents: Peltier device / Dedicated vest / Dedicated battery / Dedicated USB cable / Type-C conversion cable / Instruction manual Purchased in-store about 2 months ago, but I am selling it because I haven't used it much. It was attracting attention during the summer season, but it can be used year-round because it provides both heating and cooling. Both the condition and operation are excellent. Comes with a six-month warranty.