Designed to be gentle on gums, bite-resistant for small teeth, and perfect for children ready to take the next exciting steps toward independent eating. The design features an anti-colic valve that keeps the stomach calm, and a spill-free solution – to the delight of both child and parents. It can be attached to all BIBS baby bottles and transforms them into a sippy solution that supports your child's transition to independent drinking with confidence. BPA free. Note: This set only includes the bottle spout – all other parts are sold separately. 2-pack. Recommended from 6 months.