What's included: - 4 x Hegen Seals Description: Silicone seals are sold separately as replacement seals for our breast-pump funnels, storage lids and adapters. Due to hygiene reasons and wear and tear, we recommend replacing these seals every 6 months. A key component in our Express-Store-Feed series, these seals allow our containers to be converted it into an air-tight and secured storage bottles, minimising the oxidation of precious nutrients and keeping its contents fresh. #Hegen #HegenOfficial #CherishNaturesGift #Sqround #Seals #ReplacementSeals #Accessories #Singapore