The Modifi™ support system is one frame that expands to fit any foundation or box spring size (excluding twin): full, queen, king and California king and offers height adjustability from 5" to 7.5" to 10". For consumers, it provides flexibility to adjust your bedframe to a size and height that will best fit your lifestyle. For 100 years Hollywood Bed has supplied the home furnishings and hospitality industries with the highest quality underbed support products. With over 30 patents, dozens of trademarks and timeless brands like the Insta-matic, Hospitality and Retail businesses rely on Hollywood for best-in-class solutions and services.