Transform your sleep routine and have a more restful night with Spectra Mattress. You will drift in to a soothing sleep on this high quality 11 Inch Knife Edge Pillow-top, American made mattress. It features a foam encased Bonnell spring unit; providing maximum support and sleep surface while reducing pressure points. The pillow-top style provides the ultimate combination of comfort and support. The comfortable soft knit cover is a hypoallergenic quilted jacquard, ideal for those suffering from allergies. This mattress meets all flame resistant federal criteria. Every Spectra Mattress gets compressed, vacuum sealed than rolled and packed into a box for easy delivery and installation.