These reusable Lansinoh Microwaveable Gel Pads are designed to provide soothing warmth to your breast area, easing discomfort related to nursing or pump-related issues. They can also be used for cold relief by chilling in a freezer. Made with high-quality and safe materials, they are designed to conform to the contours of your chest. Simply microwave these pads for a few minutes to provide warming relief or chill them in the freezer for cool pain relief. These pads are perfect for postpartum recovery and offer a gentle and natural way to manage breast pain and discomfort.