Signature Sleep Mattress, Queen Size Mattress, Sunrise 10 Inch Hybrid Coil Mattress, Queen The Signature Sleep Conforma mattresses feature a 3 inch 5 zone 1.5lb 20 ILD foam with 7 inch independently encased springs providing a supportive and comfortable nights sleep. NOTE: Please allow up to 72 hours for the mattress to fully expand and for any potential odor to dissipate. Mattress consists of 1.5" of Convoluted Foam, 1.5" of High-density Foam and 7" of 5-Zone Conforma Coils. It comes with a lush, polyester cover. This mattress is made with CertiPUR-US certified foam, which is free of PBDEs, TDCPP or TCEP ("Tris") flame retardants, ozone depleters, mercury, formaldehyde, lead and heavy metals. Foam is also low in VOC emissions for indoor air quality. The Signature Sleep Conforma mattresses are available in multiple size options including full mattress, queen mattress, and king mattress.