Nuliie 8PCS Silicone Flange Inserts Kit – 15/17/19/21mm for 24mm Breast Pumps

Meet the Nuliie 8PCS Silicone Flange Inserts Kit—a flexible sizing solution designed to tailor a 24mm shield to your body. The set includes eight soft, food-grade silicone inserts in four sizes (15, 17, 19, 21 mm) to help you adapt across pumping sessions. Please note: this kit is not compatible with 27–28 mm shields.

What’s inside

• Eight silicone inserts spanning four sizes (15/17/19/21 mm) to fit most 24mm shields.
• A complimentary nipple measurement ruler to verify size quickly before pumping.
• Safe, BPA-free material that’s easy to clean and dishwasher-safe for everyday use.

Comfort, efficiency, and real-world use

• Soft, skin-friendly silicone that feels gentle against the nipple area and surrounding tissue.
• Improved fit for many users, with the potential to make sessions feel smoother and more consistent.
• Compatible with most 24mm wearable breast pumps, offering flexible sizing without buying a new shield.

Care, maintenance, and tips

• Made from food-grade silicone and free from BPA, the inserts are dishwasher-safe and quick to rinse after use.
• To maintain optimal performance, wash promptly after pumping and consider replacing every 2 months.
• Includes a free cleaning brush for convenient sanitation between sessions.

Size advice and buying tips

Since nipple size can vary across breastfeeding stages, this kit provides multiple sizes to try. If you’re unsure, you might start with the 15/17 mm options and adjust as needed. A nipple measurement ruler helps you choose a comfortable fit with confidence.

Overall, the Nuliie flange inserts are designed to offer a flexible, easy-to-clean solution that complements your existing pump setup. They present a practical way to explore different sizes and find a fit that feels smoother over time, without making guarantees about outcomes.