The lightweight Mamas & Papas Baby Snug helps baby sit unassisted while allowing you to be hands-free. Designed as a supportive and comfortable baby seat, the ergonomic Mamas & Papas Baby Snug adapts as baby grows. The soft molded seat, removable tray and rigid crotch post of the Mamas & Papas Baby Snug keeps baby safely positioned. Once baby is ready, simply remove the seat insert to transform the Mamas & Papas Baby Snug into a sturdy chair. The easy-to-clean Mamas & Papas Baby Snug is perfect for ages (approximately) 3 months old and up. Please note: The Mamas & Papas Baby Snug should never be used on uneven or raised surfaces. Never leave child unattended while using the Mamas & Papas Baby Snug-Ergonomic Mamas & Papas Baby Snug. -Comfortable and lightweight. -Two-in-one infant positioner and baby seat. -Designed as a supportive first baby seat. -Adapts as baby grows into a sturdy chair. -Soft molded seat. -Removable tray. -Rigid crotch post. -Easy-to-clean. -First stage for ages: Approx. 3 months old and up (must be able to hold head up unassisted). -Second stage for ages: Approx. 12 months old and up.