Our Costa Upholstered Convertible Crib lends a natural, timeless design to their chosen sleep space. A weathered finish is beautifully offset by upholstered side paneling, creating a soft element and additional safety, while the thin wooden spindles provide an airy, open feel. HOW IT IS CONSTRUCTED Costa Upholstered Convertible Crib Expertly crafted of spruce wood, New Zealand pine wood and MDF. Panels are upholstered with 100% polyester and padded with polyurethane foam. All wood is kiln-dried, a process that ensures that the furniture will never split, warp, crack or mildew. Mattress platform is crafted from metal and offers 2 height options to accommodate your growing baby. Platform can be adjusted to the following heights: 6.5", 17.5" Crib finish is hand applied in using child-safe, water-based paint, which provides durability, depth of color and richness to each piece of furniture. Crib is finished in Weathered White. Features a Performance Heathered Basketweave fabric in Alabaster. GREENGUARD Gold Certified to contribute to healthier indoor air, keeping you and your family safer. 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. Natural cotton wrap, sleep firm layers and thermo-bonded polyester layers provide additional support. Mattress edge has a reinforced border wire and Innofoam corner wraps. Toddler side has convoluted foam comfort layer. 2 in 1 Design: The infant side provides a supportive sleeping surface while the toddler side features a layer of convoluted foam designed to provide a combination of comfort and support for active toddlers. Woven fabric cover has a waterproof backing and is phthalate compliant. Sustainability Certificates Crib is made in a Fair Trade Certified™ facility. Crib and mattresses are GREENGUARD Gold Certified to contribute to healthier indoor air, keeping you and your family safer. All foams in crib mattresses are CertiPUR-US® certified which certifies the foams are made without PBDE flame retardants, mercury, lead and other heavy metals. Natural cotton fire protection meets or exceeds the highest industry safety standards; complies with U.S. and Canadian crib mattress regulations. DETAILS THAT MATTER Choose from a variety of mattresses that Pottery Barn Kids offer (mattress is sold separately). When purchasing a crib, it is strongly recommended to purchase the toddler bed conversion kit at the same time (kit sold separately). KEY PRODUCT POINTS Pottery Barn Kids exclusive. All Pottery Barn Kids juvenile products are tested at 3rd party CPSC accredited labs to meet or exceed all industry voluntarily and regulatory safety requirements. Imported. CONVERTIBLE CRIB DETAILS Costa Upholstered crib converts in the following ways: (1) Crib. (2) Toddler bed with guardrail (conversion kit sold separately).