Neck Cooling Tube for Summer Heat Relief, Reusable Wearable Cooling Collar for Students and Outdoor Activities

Instant Cooling: Provides immediate relief from heat with a refreshing, cold sensation around the neck.

Phase Change Material: Utilizes advanced German technology with a special material that freezes below 28°C (82°F) without requiring electricity.

Reusable Design: Simply place in a refrigerator, freezer, or ice water to re-solidify and reuse multiple times.

Comfortable Wear: Ergonomically designed to fit comfortably around the neck, ideal for extended wear during hot weather.

Versatile Use: Perfect for students during military training, outdoor workers, athletes, or anyone needing to stay cool in summer.