Cornerstone Service & Supply offers a complete line of Institutional Mattresses that are manufactured to the highest standards. We use only the best materials for our Correctional Mattresses that have been laboratory tested and to outlast the competition with a warranty to prove it. We manufacture most of the popular styles with a variety of colors available. We can produce detention mattresses to meet or exceed any specification. Whether you need one prison mattress or a thousand, we can provide a solution that fits your needs.