The crib was manufactured in 2011 or later and complies with the new federal safety standards issued by the CPSC. All four sides are stationary to add to the security and stability . 2 in 1 Fixed Side Convertible Crib: converts from a crib to a full-size bed (full size bed rails not included). Stylish solid wood and wood product construction . Easy to assemble with permanently attached instructions. Adjustable three position mattress support. Mattress not included. Comes with a 1 Year Limited Manufacturers Warranty. Designed with safety in mind as it meets current U.S. and Canada safety standards . JPMA Certified. Assembly required. Dimensions: 55.9 in. L x 29.8 in. W x 47.4in. H ( 71.3 lbs. ). Crib Safety: ivgStores cares about the safety of the products we sell especially for your new little one. We work closely with our manufacturers and only carry those items which meet or exceed federal and state laws. If you are considering buying a new crib or even using a previously owned or heirloom crib, we recommend you visit cribsafety.org to learn more about crib safety. The Ravena 2 in 1 Fixed Side Convertible Crib by Stork Craft is the perfect stylish staple for your nursery! It offers classic curving and a well built construction made of attractive solid wood and wood products, offered in a variety of beautiful, non toxic, durable finishes. When your child is ready for a big kid bed, simply convert the crib into a full size bed using the headboard and footboard (full size bed rails not included). Set-up this stylish Ravena Crib effortlessly with it"s easy to follow directions and extra sturdy stationary side rails.