Description:185 degrees Celsius high temperature forging makes it explosion-proof and can withstand high pressure 500KG. The dual-purpose feature of hot and cold makes it can be used as an ice pack for low-temperature cold compresses.The equipped knitted cover makes it very comfortable and soft for you to hold. And its large-diameter and heightened water edge allows you to add the hot water conveniently and not afraid of splashing your hands.It is made of platinum silicone material that is resistant to high and low temperatures from -20 degrees Celsius to 130 degrees Celsius. After filling it with water, it is heated in a microwave oven to avoid the trouble of boiling water.The length of this product is 18.5cm, the width is 11.3cm and the height is 5.7cm.It is suitable for cold weather, gifts, home, outdoor, pain relief and so on. The large diameter increases the edge of the water, heating the water is convenient and not afraid of splashing, and it can get warm faster.Item Name: Hot Water BagMaterial: SiliconeProduct Capacity: 550ml Features: Anti-crack, Explosion Proof, Eco-friendlySize Details: Size: 18.5cm x 11.3cm x 5.7cm/7.28" x 4.45" x 2.24" (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 Hot Water Bag 1 x Knitted Cover