The Lansinoh TheraPearl 3-in-1 Breast Therapy Packs will help you overcome common breastfeeding hurdles such as engorgement plugged ducts and mastitis. The unique design allows the packs to gently form to your breast for ultimate relief. Includes two reusable packs that can be used cold to help with swelling or hot to provide relief from plugged ducts or mastitis or as a breast pump aid to help with let-down and reduce time spent pumping. Take your health to the next level with guaranteed FSA eligible Baby & Mom products.