12.5” Medium Mattress


  • Country of Origin – Additional Details: Made in USA
  • Non-Toxic: Yes
  • GSA Approved: No
  • Warranty Details 2: Sleep sound with the Diamond Mattress 120 Night Comfort Guarantee. If after 30 days of sleeping on your mattress, you are not satisfied, we will refund your money and offer free shipping on the return. Your mattress is made to order. We don’t make it until you make your selection. This means your mattress is not sitting around in a warehouse. It is custom-made just for you! Changing to a new mattress can feel different. We recommend sleeping on your new mattress for 30 days so you have time to adjust. With 80 years in the sleep industry, Diamond Mattress understands all of the components that make up a good night’s sleep. We make and ship up to 1,500 mattresses a day with 98% of our customers sleeping completely satisfied. Made with the highest quality materials like CertiPur-US certified non-toxic foam and patented coil support comfort systems. Your mattress ships rolled and compressed in a bag to keep it clean and secure inside a box conveniently delivered to your door. Allow up to 72 hours for the mattress to fully expand.
  • Mattress Flammability Testing – Public Occupancy Use: CAL TB 129
  • NFPA Compliant: Yes
  • Country of Origin – DO NOT MAKE ACTIVE: United States