Designed with your child's safety in mind. With a high back support and rail with an integrated crotch strap, The Stokke Tripp Trapp® Baby Set™ offers extra support and protection for your growing baby. At around six to nine months, your baby will be able to sit upright unaided. The Baby Set™ allows your baby to sit securely and comfortably at the table while still offering perfect side and back support.