Parner Flange Inserts 13–21mm (10pcs) for 24mm Wearable Breast Pumps – Fits Momcozy, Medela, Spectra & More

Discover Parner Flange Inserts, a versatile 10-piece silicone kit designed to tailor your wearable breast pump experience. These inserts fit most 24mm shields/flanges and are compatible with popular models like Momcozy S9, S9 Pro, S10, S12, S12 Pro, TSRETE, Medela, Spectra, and more. Note that they are not designed for 27mm shields.

Better fit, wherever you need it

• Sizes included: 13, 15, 17, 19, and 21 mm to match changing needs or shield configurations.
• Soft, flexible silicone helps form a snug seal with reduced rubbing, supporting steady, comfortable sessions.

Safety first, easy care

• Made from transparent food-grade silicone, BPA-free for peace of mind during daily use.
• Safe to sanitize with steam, boiling water, or microwave steam bags; simple cleaning after each session keeps things fresh.

Comfort and daily use

• Gentle inserts cushion the nipple area while maintaining an effective seal for smoother pumping sessions.
• Appropriate sizing may help reduce irritation and support more comfortable pumping over time.

What’s in the pack and upkeep

• Includes 10 pieces across sizes 13, 15, 17, 19, and 21 mm to cover common needs.
• Replace inserts every 1 to 2 months or if deformation occurs; store clean and dry between uses.

Support and compatibility

Parner stands behind these inserts with responsive support. If you receive the wrong size or need help with installation, our team is ready to assist promptly.

Real-world use scenarios

• Switch sizes as you transition through pumping sessions, during travel, or as shields vary by model.
• Experiment with sizes to find a comfortable, consistent seal that supports your routine.
• Pair with a wide range of 24mm shields to expand your current pump setup without buying new flanges.