Momcozy Maternity Accessory Instant Heat Breast Warmers White & LilacAbout The Item Momcozy Instant Heat Breast Warmers are ready to use right out of the package and generate heat for up to three hours. Hot therapy can help alleviate clogged milk ducts and promote lactation. Key Features Each package contains four individually packaged steam hot compress pads Uniform heating Slim design It fits comfortably in your bra for direct use BPA BPS free