Whether you're starting, completing, or updating your breast feeding equipment collection, this Spectra® Wide Breast Flange Set - 16mm has you covered. Click on the BABY PRODUCTS & CLOTHES GUIDE to find everything you need to keep your baby healthy and happy! - https://www.kohls.com/feature/baby-products-guide.jsp. FEATURES: Ensures comfort and efficiency while pumping breastmilk, Helps maintain the proper seal, Increases milk flow by delivering the proper suction, Prevents breastmilk contamination, Compatible with Spectra® Wide Neck Milk Bottles, Replacement parts for the Spectra® S1, S2, SG, & 9 Plus Breast Pumps, Nipple size: 16mm. WHAT'S INCLUDED: Includes 1 16mm Breast Flange, 1 Backflow Protector, 1 Duckbill Valve, and tubing. DETAILS: 8" x 4" x 6", BPA free, Manufacturer's 90-day limited warranty, For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140, Plastic & Silicone, Hand wash, Imported. MODEL NUMBERS: Model no. MM012716. Gift Givers: This item ships in its original packaging. If intended as a gift, the packaging may reveal the contents. Size: One Size. Color: None. Gender: unisex. Age Group: kids.