The first magical months have passed and now it's time for you to transform your Stokke® Sleepi™ Mini into the Stokke® Sleepi™ Bed with the practical Bed Extension Kit. Suitable for children up to 5 years. Mattress sold separately. Stokke® Sleepi™ is FSC®-certified using responsibly sourced wood. FSC is a sustainable forest management solution. With this Stokke® Sleepi™ we help take care of the world’s forests.Features: ​-Converts your Stokke® Sleepi™ Mini into the Stokke® Sleepi™ Bed (sold separately) ​-Maintains a familiar environment as your baby grows​ ​-Suitable for children up to 5 years​ ​-Extends bed to 141 cm/ 55.5 in​ ​-Made from solid beech wood for durability​ ​-Wood of this product comes from well-managed, FSC®-certified forests. ​-Breathable mattress and accessories sold separately​ ​-Design: Susanne Grønlund & Claus Hviid Knudsen​ ​​*Not compatible with Stokke® Sleepi™ Mini up to serial number 103AG0347916​. Not compatible with Stokke® Sleepi™ Bed Mattress made between 2003 and August 2022.