Silicone seals are sold separately as replacement seals for the breast-pump funnels, storage lids, spouts and adapters. It is recommend to replace these seals every 3 months or at first signs of wear and tear.
A key component in the Express-Store-Feed series, these seals allow the containers to be converted into air-tight and secured storage bottles, minimising the oxidation of precious nutrients and keeping its contents fresh.