At around six to nine months, your baby will be able to start sitting upright unaided. The Baby Set has a high back support and rail with an integrated crotch strap which lets your baby sit securely and comfortably at the table.
Enables the chair to be used when your child can sit up unaided (from 6-9 months)
Provides perfect side and back support for your baby.
Integrated crotch strap.
Fits any Tripp Trapp chair produced after May 2003