bed heads mattress merchant south bay international finds success by “adjusting” to the times “we recognize that every person so are their sleep preferences.” here's no substitute for a restful mattresses have maintained their popularity at costco since they were members drawn to the company's consis- tent emphasis on quality and value here's a look at its history daniella serven south bay international ceo sweet dreams of success international began as a manufacturer of ergonomic foam products lving to offer branded and private-label merchan- dise sold directly to retailers like costco which carries the beds under the sleep science brand innovating the sleep space "we set out to create mattresses and adjustable beds with a commitment to producing the highest-quality products with the very finest high-density memory our wedge edge to edge support system which was patented in 2003," says daniella state-of-the-art features "our adjustable beds have also evolved to include a structural design enhancement that has resulted in a com- pact shipping design," serven continues niently delivered to a costco member's door and can be easily assembled.” the company's biggest-selling mat- are the 13-inch bamboo cool comfort and lar items include the sleep science iflip