Lightweight Portable Neck Cooler

This wearable neck cooler is made of premium PCM phase change material. After refrigeration, it can continuously release coolness for 40-90 minutes. The special surface prevents dew, so your clothes stay dry.the ergonomic U-shape fits the neck comfortably. Just cool it in fridge or cold water before use. Perfect for cycling, running, gardening, construction work and daily summer outdoor activities. Multiple colors for choice, reusable for long-term use.