Accessories Linker: Wearable breast pump accessories linker fits most of wearable breast pumps, for example, the S9/S12 breast pump
Food-grade Silicone: Very soft, safe, non-odor, BPA-free, it gives you peace of mind about your baby's milk
Easy to Clean: Cleaning them via boiling or soaking in hot water within 1~5 minutes or before using and after using
Specifications:
Material: Silicone
Diameter: 4.5cm
Applicable: Suitable for many breast pumps, such as S9 and S12