<!--ProdInc[600017018]/Mall:[potterybarnkids_US]--> Vintage-inspired romantic style and durability are the hallmarks of our Harlow Collection. Our exclusive Harlow Convertible Crib allows you to use one bed to take them from baby to infant and up into the toddler years. In a vintage-inspired, hand-applied finish, it''s the perfect crib to grow with your little one. HOW IT IS CONSTRUCTED Harlow Convertible Crib * Expertly crafted of solid poplar wood and polyethylene. * Mattress platform, which is made of metal, offers 2 height options to accommodate your growing baby. * Platform can be adjusted to the following heights: 10'', 17.5'' * All wood is kiln-dried, a process that ensures that the furniture will never split, warp, crack or mildew. * Finished in child-safe, water-based Antique Gray paint, which provides durability, depth of color and richness to each piece of furniture. Pottery Barn Kids Lullaby 2-Stage Crib Mattress * Durable reinforced seam and fabric bindings offer long-lasting performance. * 120 interlocking coils provide optimal support. * Natural cotton wrap, sleep firm layers and thermo-bonded polyester layers. * Mattress edge has a reinforced border wire and Innofoam corner wraps. * Two-in-one design features a firm surface for infants on one side and a foam-cushioned surface on the other side for toddlers. * Each side features a distinct design: The infant side is grey with wihite moons and stars; toddler side is white with grey moons and stars. * Toddler side has convoluted foam comfort layer. * Vinyl mattress surface is waterproof and easy to keep clean. Beautyrest Supreme 2-Stage Crib Mattress * Mattress is supported with 231 Beautyrest pocketed coil springs. * N <img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=potterybarnkids&ProdInc=600017018&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px''>