- Overall Length - Head to Toe: 52''
- Mattress Fill Material: Foam
- Infants and toddlers need a firm foundation and Serta’s Perfect Start® ultra crib and toddler mattress provides the support essential for a good night’s rest. With extra firm 240 heavy duty interlocking coils delivering long-lasting firmness at the core this comfy mattress is topped with an Ortho-insulated layer and soy-enhanced foam for the ultimate sleeping experience. Built to fit both standard size cribs and toddler beds its waterproof woven fabric cover is free of phthalates and...