The personal cooling market has undergone a fundamental transformation. What was once a category of simple handheld fans and spray bottles has evolved into a sophisticated wearable technology segment — and the neck fan is its undisputed champion. According to market data, neck fan search volume has grown 180% year-over-year globally, with the category now generating over $800 million in annual retail sales across e-commerce platforms alone. This is not a passing TikTok trend···