Features: Steam Hot Compress: Just peel off the packaging of the steam heating neck patch and place it on your neck the neck patch will automatically heat up with medium temperature with a light Chinese herbal taste giving you up to a long time comfort warmth and a constant temperature. Relieve Shoulder and Neck Fatigue: The neck heating pack can relieve fatigue and reduce neck pain to ensure a better heat sensation you can also slightly adjust the sticker to fit your neck. Portable Design: The heating pads are small and lightweight each is individually packaged you can put it in your backpack and use it anytime anywhere. Easy to Use: No need to charge and microwave it can be used after tearing the package which is safer. You can use it with confidence. Multiple Usage Scenarios: You can use it while traveling office driving working or resting the heating pad is soft and comfortable and won't disturb anything you are doing. Specifications: Weight: 50g Shelf Life: 3 years Single Size: 13*10cm Notes: Please allow slightly errors due to manual measurement and different monitors. includes: 12Pcs*Moxibustion Cervical Patches "