Ice & Heat Breast PacksRemedial Hot and Cold Packs specifically designed to help with common breastfeeding concerns Lactivate Ice & Heat Breast Packs provide instant, soothing relief from common breast concerns like blocked ducts, mastitis, engorgement and swelling or post breast surgery. The soft, supple, non toxic gel bead filled petals gently mould to your breast for targeted relief where you need it most. Australian Register of Therapeutic Goods article number 378140.