Mummy Hot & Cool Set of 2 Brand new, unused. I purchased these in the summer of 2025 to prepare for mastitis, but I didn't end up using them, so I'm selling them. For shipping, I will remove the contents from the box and send only the items themselves. *If you need the box, I will include the folded packaging, so please let me know via the shipping transaction message. The following is quoted from the manufacturer's website: Features Can be used as a cold or hot pack. Special gel provides a soft feel. It doesn't harden even when frozen or heated. Reusable and economical. How to Use Freeze or heat according to your purpose, and always use it wrapped in the dedicated cloth cover. [When you want to cool it down: Cool] ・Place Mummy Hot & Cool in the freezer to cool. When you want to cool your breasts... wrap them gently. Apply it to your breasts or place it in your bra. Also, for baby's ice pillow, cooling down skin, and when you want to cool your eyes or head. [When you want to warm it up: Hot] ・Soak Mummy Hot & Cool in boiling water that has been removed from the heat for about 5 minutes to warm it up. Warm areas that feel cold, such as your lower back, shoulders, and joints, from deep within your body, and relax your mood.