4-IN-1 CONVERTIBLE CRIB TRANSFORMS INTO BOOKSHELVES: Converts from crib (mattress sold separately) to toddler bed (guardrails kit separately), daybed, and functional bookshelves to keep your child's books organized long after they outgrow the crib. GREENGUARD GOLD CERTIFIED: Certified products are screened for more than 15,000 chemicals and VOCs known to pollute indoor air BABY SAFETY ALLIANCE VERIFIED: Expert tested by third-party, accredited laboratories to meet or exceed all applicable category voluntary and mandatory safety standards. CONVERSION HARDWARE FOR STAND-ALONE BOOKSHELVES INCLUDED: Securely transform your crib into stand-alone bookshelves with the included hardware, ensuring stability and protection against tip-over risks. (Refer to assembly instructions for installation.) ADAPTS TO YOUR GROWING BABY: Equipped with an adjustable mattress support base with 4 different height options (including a higher position suitable for newborns); Designed to fit any standard full-size crib & toddler mattress (mattress sold separately). QUALITY CRAFTSMANSHIP: Crafted with pine wood and engineered wood; Packaging tested to reduce the risk of incidental damage that could occur during shipment; Applied finish tested to meet or exceed applicable ASTM and CPSIA safety standards; Assembly required. PACKAGED WITH CARE: Packaging tested to reduce the risk of incidental shipment-related damage AWARD-WINNING INNOVATION — A GROW-WITH-ME CRIB LIKE NO OTHER: Our innovative, beloved bookcase crib is the proud recipient of the Fast Company Innovation by Design Award, Baby Innovation Award, Wallpaper* Smart Spaces Award, and JPMA Innovation Award