IVARONAL 21mm Flange Inserts – 2 Pack | Compatible with Momcozy, Spectra, Medela & More

Discover a versatile, comfortable fit for your pumping routine

IVARONAL presents a 2-pack of 21mm flange inserts crafted from food grade silicone. The soft surface and precise diameter are designed to work with a wide range of shields, helping you tailor the fit to your body while keeping your setup straightforward and familiar. This is an option to consider alongside your existing pumping gear, offering adaptable support as you navigate different stages of breastfeeding.

Broad compatibility across leading brands

The 21mm inserts are designed to harmonize with Momcozy models such as M9, M6, M5, and V1 Pro plus V2, and they also align with many 24mm shields from popular brands. If you own multiple devices or plan to upgrade, this insert kit provides a flexible path to maintain consistent comfort and performance without replacing your entire shield system.

• 10 available sizes range from 13 to 22 mm to match changing needs across feeding stages
• Compatible with a wide array of 24mm shields from brands like Spectra, Medela, Elvie, and more

Quality you can feel

Made from BPA-free, food-grade silicone, these inserts emphasize a soft yet durable touch. Their gentle profile aims to reduce harsh contact, while preserving a snug fit that supports steady pumping sessions without added irritation.

• Soft-touch surface for comfortable contact
• Safe, non-toxic materials suitable for regular use

Care, maintenance, and practical use

After use, rinse promptly and sanitize with your preferred method. They withstand steam, boiling water, or microwave steam bags, making routine cleaning simple. For optimal performance, consider replacing inserts every two months.

What you get

Package includes two 21mm flange inserts, designed to fit with a broad set of shields and pumps. If you have questions about fit or compatibility, our team is ready to help you find the best option for your setup.