Momcozy Instant Heat Breast Warmers Maternity Accessory White & LilacMomcozy 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. 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 Dimensions(cm): 10. 2 cm x 20. 3 cm x 30. 5 cm Recommended Age: Birth to 12M Weight(kg): .