From Hotel Collection by Aireloom, the Vitagenic CopperTech Silver ll 13.5" Ultra Firm Tight Top Mattress Collection features high-density foam for luxurious comfort and exclusive CopperTech technology that offers a cooling feel that can provide a deeper night's sleep. Aireloom was founded in 1940 by King Karpen, the originator of California comfort. Aireloom mattresses are handmade and constructed using the timeless craftsmanship and innovative methods perfected over 75 years. The process is a labor of love, performed by true craftsmen who focus on every cut, every stitch, every piece of material that goes into making sure you experience the most comfortable night's sleep possible.