The parent company of America’s Mattress stores is being acquired in a deal valued at $425 million.

America’s Mattress parent, The Sleep Train Inc., based in California, is being acquired by East Coast rival Mattress Firm Holding Corp.

If approved by regulators the combined business will operate some 2,000 mattress specialty retail stores and 70 distribution centers across 40 states, according to Mattress Firm.

Sleep Train operates roughly 310 mattress stores in California, Oregon, Washington, Idaho, Nevada and Hawaii.

America’s Mattress has nine locations in Hawaii including five on Oahu and four on Kauai, Maui and Hawaii island.