Reusable and Eco-Friendly: Made from high-quality, TPU materials, this cooling tube is reusable, reducing waste and environmental impact. Just place the ice neck wrap in the refrigerator or freezer for 20-30 minutes, and then enjoy 1.5-3 hours of cooling relief. (Cold duration based on the surrounding environment.) Instant Cooling: heat-absorbing material absorbs heat quickly, with a faster and longer-lasting cooling effect than water. keeping your neck cool at all times without worrying about sweat soaking your neck. Portable and Convenient: This neck cooler is small, , and easy to carry, making it an ideal cooling companion for any occasion, such as , the office, the gym, or while doing outdoor activities. Reusable: allowing for multiple uses. Simply put the neck tube in the refrigerator or freezer until solidified and enjoy the coolness. (Cold holding time varies depending on the external environment)<br><br>(Due to different batches, the product appearance and color slightly, which will not affect the use) Colour:B:Plain bean green Material:TPU<br><br>Package Contents: 1 x Neck Cooling Tube<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.