Description: The thickened seal design makes it evenly dissipate heat and have a good temperature locking effect. And the high temperature and high pressure shaping technology makes it not explode even at a high temperature of 185 degrees Celsius. Its dual-purpose feature of hot and cold makes it can be used as an ice pack for low-temperature cold compresses. The characteristics of being possible to heat by a microwave oven makes it can avoid the trouble of boiling water. It is made of platinum silicone material that is resistant to high and low temperatures of -40 degrees Celsius to 130 degrees Celsius. After filling in cold water, it can be heated in a microwave oven for three minutes. The water can be heated repeatedly. The length of this product is 14.7cm, the width is 11.6cm and the height is 4.2cm. It is suitable for cold weather, gifts, home, outdoor, pain relief and so on. Item Name: Warm Water Bag Material: Silicone Product Capacity: 250ml Features: Water Injection, Shell Shape, Eco-friendly Size Details: Size: 14.7cm x 11.6cm x 4.2cm/5.79" x 4.57" x 1.65" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Warm Water Bag 1 x Knitted Cover