The Gaia Serena Complete Sleep system grows in perfect symmetry with your baby from birth up to 5 years old. With its soft contours and smooth flowing lines the Gaia Baby Complete Sleep creates a tranquil and calm environment for your baby?s sleep. The first stage ?Maxi Cot? securely & comfortably accommodates a child from newborn. As baby becomes an inquisitive toddler, gently transition to the Stage 2 Toddler Bed (parts included). For the first steps towards independent sleeping , the ?Toddler Bed? transitions smoothly to 3rd stage ?First Bed? (parts included) you can also extend the life of your Complete Sleep with the Junior Bed extension Kit (parts sold separately) for kids up to 10 years. All in all, simply beautiful parenting! Features: Beautifully contoured Serena Complete Sleep system evolves for use from birth to 5 yrs. Included are parts/components to use as: Maxi Cot (From newborn) Toddler Bed First Bed (Up to 5yrs) Height adjustable mattress base: High position for infants