Dream Maker Mattress is located just a few miles from the Outlet Mall in downtown Grove City, PA. It is locally owned and operated and serves the sleep needs of Grove City and the surrounding area. All mattresses are 100% American made. For a healthier sleep all mattresses also contain Certi-Pur foams. To learn more, visit Dream Maker Mattress, Grove City's ONLY Sleep Experts.. Introducing the ALL NEW KING KOIL BLACK Spine Support Series. Chiropractor Tested. Chiropractor Trusted. * Avon Firm or Plush * Indigo Pillow Top * Hadden Pillow Top * Lucina Firm or Plush * White Dove All NEW Cambridge HD Collection Lincoln Highway Plush: * 3" Foam Encased Edge Support * Individual Pocketed Coils System * High Density Gel Memory Foam * Bio flex Certi-Pur Foams * Amish Crafted Foundation * Adjustable Base Compatible * 20 Year Warranty For the customer that wants all of the very best that is available today in high quality innersprings,the White Dove Cambridge Collection is for you. The HD in the name means that each model uses High Density foams that range from 20% to 50% more durable than conventional mattresses. These foams when applied over our extremely luxurious Marshall Coil innerspring provides comfort and outstanding durability while reducing motion transfer. With the addition of our extra wide foam encasement on the innerspring,it means that you can sleep to the edge. In addition,many models feature Gel Memory Foam,a temperature regulating foam that keeps the sleep surface cooler and reduces retained body heat. These HYBRID constructions provide the latest in bedding technology. Our foundations are built with heavy duty cross members to provide stability and support while reducing noise. Higher Quality Foams. Here is why it's important.