New in OPENED PACKAGE. The 3 Pack Boon Nursh Silicone Replacement Nipple Stage 1 is a baby feeding accessory designed to mimic the softness and flow of a mother's nipple. Made of silicone, this slow flow nipple is suitable for babies from 0 months and up. The product is sourced from and manufactured in China, ensuring quality and reliability for parents looking to supplement their baby's feeding needs.