Kuku Duckbill KU5276A Anti-Colic Breast Like Cross -Cut Wide Neck Nipple Size M-2pcs

Kuku Duckbill KU5276A  Anti-Colic Breast Like Cross -Cut  Wide Neck  Nipple Size M-2pcs

1. Anti-Colic Silicone with Round Hole 
2. Size 0-6 month
3. Teething Nubs , 
4. Anti-tearing Ring
5. Circular Ribs -Effectively reduce baby's tongue coating
6. U-shape Ventilated System- minimize air intake and reduces colic and leak.