Specification Brand : Artcome BulletPoint1 : Complete Set: You will get set 4 BPA free lids, 4 BPA free water airlocks, 5 silicone grommets, 5 silicone rings. (Jars Not Included) BulletPoint2 : Premium Material: This fermenting airlock lids kit set, crafted from high-quality material,which is 100% BPA-free, safe, and food-grade, ensuring the safety and healthiness of your pickles fermentation. BulletPoint3 : Versatile Use: Perfect for creating pickles, hard kombucha, beer, wine, cider, and more. The airtight seal and precise airlock system guarantee optimal conditions for successful fermentations. BulletPoint4 : Exceptional Airtight Seal: Ensures a perfect seal to prevent oxygen from entering and maintains optimal fermentation conditions for hard kombucha, beer, wine, cider, and more.The air valve plays a crucial role during the fermentation process, allowing smooth release of carbon dioxide while preventing oxygen from entering, thus achieving 100% sealing. BulletPoint5 : If you're not completely satisfied simply let us know and we will offer a prompt refund or replacement, no questions asked. Color : White IncludedComponents : No IsDishwasherSafe : 1 ItemName : Artcome 18 PC Airtight 1 Gallon Fermentation Lid with Airlock - Transform Gallon Jar Into a Fermenter - Perfect for Pickles, Hard Kombucha, Beer, Wine, Cider - Gallon Lid with Econolock Airlock ItemPackageDimensions_Height : 4.7 inches ItemPackageDimensions_Length : 7 inches ItemPackageDimensions_Width : 5.9 inches ItemShape : Round ItemTypeKeyword : brewing-and-venting-airlocks Manufacturer : Artcome Material : Plastic ModelName : 4SLGqifa-18pc ModelNumber : 4SLGqifa-18pc NumberOfItems : 1 NumberOfPieces : 18 PartNumber : 4SLGqifa-18pc ProductDescription : Brand:Artcome Material: PP Package Included: 4x BPA free lids 4x BPA free water airlocks 5x Silicone grommets 5x Lid liners