Description This item is a set of 250pcs cooking water balls, made of food-safe material, more safer to ensure the healthy of your family by safe cooking process. They can minimize the effect of heat loss and water evaporation as well as allow you cook water for hours on end without ever having to re-fill. Due to the minimized surface exposure between the water and air, hardly any water evaporates during the cooking process. Good helper for kitchen! Features - Color: White. - Material: PP. - Size: 2x2x2cm. - Made of food-safe material, more safer to ensure the healthy of your family by safe cooking process. - Water balls are able to minimize the effect of heat loss and water evaporation. - Comes with a mesh drying bag and contains at least 250 balls, very convenient to dry and store after use, easy to clean and dry which helps prevent bacteria and chemical corrosion. - Allow you cook water for hours on end without ever having to re-fill. Due to the minimized surface exposure between the water and air, hardly any water evaporates during the cooking process. - Compatible with receptacle of all shapes and sizes.Package list: 250 x cooking water balls