South Bay International, the pioneer of the "Bed in a Box" concept and has been servicing consumers and customers since 1993. South Bay International is a vertically integrated company with one of the largest mattress and adjustable bed factories in the world, with state of the art equipment, in-house labs, testing, and technology centers. South Bay International has developed some of the most prominent private label mattress brands in the marketplace and can handle all aspects of the business cycle from development, warehousing, in-home delivery and consumer call center. We are We are a close-knit group that can move mountains (or at least it feels like it). Our staff is extremely talented and innovative. We have everything you need from design to customer service. Give us a call and let us help you achieve your dreams. South Bay International is located in Rancho Cucamonga, California.