The Colby convertible mini crib with trundle drawer merges contemporary flair, durability and reliability. Mirroring the modern design of the Colby 4-in-1 convertible crib with trundle drawer, the Colby mini crib features clean lines and lifetime functionality in a space-efficient design. Four mattress levels allow you to adjust the mattress height as your baby begins to sit and stand. Beyond the nursery years, the Colby mini crib conveniently becomes a beautiful mini toddler bed, daybed and twin-size bed. It coordinates with the Colby 3-drawer and 6-drawer dressers for a beautifully equipped ensemble.Made of sustainable wood and engineered wood | Finished in a non-toxic multi-step painting process; lead and phthalate safe | Exceeds astm and cpsc safety standards | Greenguard gold certified; tested for over 10,000 chemicals | 4 adjustable mattress positions to accommodate your growing baby | Fits standard size crib mattress (sold separately) | Easily converts to mini toddler bed, day bed and twin-size bed | Mini toddler bed conversion kit (m20399) and twin-size bed conversion kit (m5789) sold separately | Assembly required