DESC: Restful sleep for your little one. The Sealy Baby Ultra Rest crib mattress features firm, quality support throughout with heavy gauge interlocking coils, steel border rods, comfort layers, and an easy-to-clean laminate cover. Sealy, Kolcraft, Kolkraft, Colcraft, crib, crib mattress, crib mattresses, mattress, mattresses, baby, baby mattress, infant, infant mattress, toddler, toddler bed, innerspring, coil, coils, Ultra Rest, sleep, gentle sleep