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Features: 1. PCM ice-like material, skin-friendly and cool 2. Adjustable waistband design (70-135 cm) to meet the needs of different groups of people 3. Front and rear 5-wheel drive with strong wind power, 360-degree waist-circling front and rear cooling 4. Large area air outlet, fast cooling speed 5. Surrounding multiple air duct design, front and rear double loops for air outlet 6. Built-in 5000mAh large-capacity battery, long battery life 7. The refrigeration unit is removable and can be placed in the refrigerator for freezing. After solidification, it absorbs heat for a long time and is not easy to melt.
