When the first six magical months are over, it's time to convert the Stokke Sleepi Mini into a Stokke Sleepi bed with the practical conversion kit. Suitable for children up to three years. Extends the bed to a length of 127 cm. The mattress is available separately. Converts your Stokke Sleepi Mini cot into a toddler bed. Suitable for children up to three years. Extends the bed to 127 cm. Made from solid, durable beech wood. Pressure-resistant, hypoallergenic PU foam mattress with a removable cover - sold separately. Design: Susanne Grønlund & Claus Hviid Knudsen. Not suitable for Stokke Sleepi manufactured before 2003 What is included? Extension parts that transform the Stokke Sleepi Mini into a bed for children up to approx. three years. The mattress must be purchased separately.