Features: 1. Material: PVC. Exquisite fashion cartoon design fashionable and colorful soft and good to health keep you warm in winter. 2. Recommended for Home Use. Safe and convenient. Long heat preservation time prefect for daily use 3. Helps you fall asleep faster and get a good nights rest under cold night bring extra warmth anywhere you need it perfect for camping or traveling living room study room office or car use outdoor events or a cold bed. 4. Hold the neck to inject into water 2/3 of the hot water bag when the boiled water cools to 80-90. Pay attention not to add too much water to prevent water overflow not to add boiled water immediately please be careful when adding the hot water. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Weight: about 25g Material: PVC includes: 1x Hot Water Bottle Hand Warmers "