Safety 1st Sweet Dreams Crib and Toddler Mattress: * Thermo-bonded fiber core for firm support * Non-allergenic, anti-microbial sleeping surface * Water-resistant cover wipes clean * Sweet Dreams toddler mattress is lightweight * 5" thick * Sweet Dreams crib and toddler mattress fits standard cribs and toddler frames * 7-year manufacturer"s limited warranty * Meets Federal Flammability Standard 16 CFR 1633 * Sweet Dreams crib and toddler mattress model #3133098