Sous Vide Cooking Balls BPA Free 20mm 250 Balls with Mesh Drying Bag

Sous vide balls are able to minimize the effect of heat loss and water evaporation, allow you cook water for hours on end without ever having to re-fill. Due to the surface exposure between the water and air, water hardly evaporates during the cooking process. No more lids: Acts as lid to reduce splashing hazard and allows easy access to all shapes and sizes contents.