Specification Brand : Momstouch BulletPoint1 : CONTENTS: 2pc 21mm flanges and 2pc duckbill valves compatible with Spectra S1, S2 and 9 Plus breastpump. Made by Momstouch. Not original Spectra accessories. Replace Spectra flanges and Duckbill Valves. Suitable for mother with a nipl diameter 16-18mm (measured BEFORE pumping). BulletPoint2 : COMPATIBLE AND INTERCHANGEABLE with Spectra pump parts. Momstouch pump parts perform the same suction power as OEM parts, Spectra pump parts and accessories. BulletPoint3 : DUCKBILL VALVES EASY TO INSTALL AND REMOVE. BulletPoint4 : MOMSTOUCH FLANGE can work with Spectra wide-mouth bottle, AVENT bottle and Momstouch widemouth bottle. Available flange sizes:13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm. BulletPoint5 : MATERIALS DO NOT CONTAIN ANY BPA. Can be sanitized with water steam, boiling water or microwave-steam bags. Capacity : 5 ounces Color : Clear Flange, White Valve ExternallyAssignedProductIdentifier : 6972768614291 ExternallyAssignedProductIdentifier1 : 020451470900 ExternallyAssignedProductIdentifier2 : 0020451470900 Flavor : 17mm Oval IncludedComponents : Bottle IncludedComponents1 : Breast Flange IncludedComponents2 : Valve ItemName : Momstouch 21mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Breastpump Replacement to Spectra Pump Parts, Not Original, Replace Spectra Accessories. ItemPackageDimensions_Height : 15.0114 centimeters ItemPackageDimensions_Length : 8.3058 centimeters ItemPackageDimensions_Width : 11.6078 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : electric-breast-feeding-pumps Manufacturer : Momstouch Material : Polypropylene MaterialTypeFree : BPA Free ModelNumber : MS2F2V-21 NumberOfItems : 4 PackageLevel : unit PartNumber : MS2F2V-21 ProductDescription : Offer a wide range of flange sizes - 13 to 30 mm in small increments to meet every mother's pumping needs. Compatible and interchangeable with Spectra S2, Spectra S1, Spectra 9 Plus breastpump parts. Easy to install, remove and clean. Can be sanitized with water steam or boiling water or microwave-steam. Non-original parts, same function as original parts. Material of flange:PP,BPA FREE ProductSiteLaunchDate : 2023-10-09T03:21:22.694Z Size : 21mm Flange Style : 5 oz Cups SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 40141600