Let the Sealy Perfect Rest Crib Mattress give your child a cozy night`s sleep. It provides firm even support with 150 heavy-gauge interlocking steel coils that are heat-tempered for strength and durability. This mattress features all-around-border ro ds that keep the sides corners and edges firm. Its soft non-allergenic sleeping surface gives your baby comfort and support. Each mattress includes a stain-resistant vinyl laminate cover and a vinyl binding to ensure that the entire mattress wipes cl ean with a damp cloth. Dimensions: 52L x 27.5W x 5.5H inches.This mattress is the perfect combination of comfort and durability.About SealyFrom the first cotton-filled mattresses made by Daniel Haynes in 1881 to the Sealy Posturepedic mattresses of t oday the Sealy name has been synonymous with sleep for more than 125 years. Named for the small town in Texas where the company had its beginnings Sealy Corporation through its subsidiaries is the largest bedding manufacturer in North America. It pro duces a diversified line of mattress and foundation products including the Sealy Sealy Posturepedic and Sealy Posturepedic Luxury Collection mattresses as well as important component parts used inside mattresses.America`s best-selling mattress compan y Sealy currently operates 31 plants which manufacture bedding in 20 states three Canadian provinces Mexico Puerto Rico Brazil Argentina France and Italy. Staff at their research and development center in High Point N.C. test new materials and machin ery train personnel compare the quality of Sealy`s products with those of its competitors and develop new products and processes. Sealy headquarters is located in Trinity N.C