Core Viewpoint - The emergence of cooling wet wipes, marketed as "walking air conditioners," has led to a surge in sales, raising questions about their effectiveness and safety [1][5][11]. Industry Overview - The market for cooling wet wipes is expanding, with various brands entering the space, and prices ranging from 1 to 15 yuan [5][6]. - Sales data indicates a significant increase in demand, with a reported 439-fold increase in sales on JD.com since May and a 140% increase on Meituan since July [5][6]. Product Features - Cooling wet wipes claim to provide a temperature drop of up to -4.9℃ and are designed for outdoor activities [5][11]. - The products utilize physical cooling through moisture evaporation and chemical cooling via ingredients like menthol, which stimulate cold receptors in the skin [8][10]. Consumer Reception - User reviews are polarized, with some praising the cooling effect while others report discomfort or ineffectiveness [8][11]. - The popularity of these products has made them a common choice among parents for children during hot weather [11]. Health Considerations - Experts warn about potential health risks, especially for children, due to the sensitivity of their skin to chemical ingredients [11][12]. - Recommendations include limiting the duration of use and avoiding application in extremely cold environments to prevent adverse effects [12].