From birth to approx. 6 Months, the Cot beds mattress base can be set to the highest position, removing unnecessary bending when placing baby in the cot or taking out. From 6 months, the mattress base can be lowered by 2 positions providing extra reassurance and peace of mind for active infants When your little is ready to progress into their own junior bed, the Coleby seamlessly converts into a stylish and practical Junior Bed, suitable up to 4 years. The optional under drawer unit provides the perfect storage solution and perfectly matches the Cotbeds style. Features: Striking Scandi-inspired two-tone design Rounded dowel shaped slats add an extra splash of style Converts to a toddler bed when baby outgrows the cot Comes with 3 mattress heights to adjust as baby grows Includes teething rails to protect the cot and baby?s gums Suitable from birth to 4 years old Requires a 140cm x 70cm mattress (available separately) Dimensions: Dimensions: H: 95cm x D: 144cm x W: 75cm