Your baby will sleep soundly on the 5-inch Crib Mattress Foam. This 5-inch 1.2 density foam mattress fits most standard cribs and includes a hypo-allergenic, moisture-proof vinyl cover. About Atlantic Furniture Founded in 1983 as Watercraft, Inc., Atlantic Furniture started as a manufacturer of pine waterbed frames. Since then, the Springfield, Mass.-based company has expanded to Fontana, Calif. The company has moved away from the use of pine and now specializes in imported furniture made of the wood of rubber trees. * Hypo-allergenic moisture proof vinyl cover * 1.2 density foam * Fits most standard cribs * Measures 5H inches