Cooling Vest: The Ultimate Heatstroke Solution This cooling vest is perfect for combating the heat. It efficiently cools the body by circulating cold water through built-in tubes. By using frozen ice packs or ice water, you can immediately feel a refreshing coolness. It effectively cools areas where body temperature tends to rise, such as under the armpits. It's effective in preventing heatstroke in harsh environments like outdoor work and outdoor activities. Features • Circulating System that Cools the Body with Cold Water Cold water flows through tubes throughout the vest, cooling the entire body. • Quiet Design for Comfort The motor is very quiet, so you won't be bothered by the operating noise like with air-conditioned clothing. • Immediate Cooling Sensation The double effect of cold water and ice packs starts cooling immediately after wearing. • Easy Replacement Ice packs can be easily replaced when melted, maintaining the cooling effect for a long time. • Breathable & Comfortable to Wear The lining uses breathable double russell (honeycomb structure). It's comfortable and prevents stuffiness. How to Use ・Use by connecting to a commercially available battery (USB) ・Simply add ice, frozen ice packs, water, etc. to the tank to prepare ・*Battery not included Size Regular Size Materials • Outer Fabric: 100% Nylon • Lining: Polyester, Nylon • Tank: TPU • Cooling Tube: Silicone Rubber Operating Time (Approximate) *When using our 10000mAh battery • Continuous Mode: Approximately 24 hours • Eco Mode 1 (20 seconds on / 45 seconds off): Approximately 48 hours • Eco Mode 2 (20 seconds on / 90 seconds off): Approximately 60 hours *Cooling duration is approximately 2-3 hours (varies depending on the environment and contents) *Ice packs are supplementary and using large-capacity ice packs is more effective. ⸻ Care Instructions and Precautions • Always remove the battery and motor when hand washing. • Tubes and water tank cannot be disassembled or removed (this may cause malfunction). • Wash by "pressing" only. Avoid scrubbing, washing machines, and dryers. • After use, dry thoroughly before wearing again.