Boxable Adjustable Beds For a decade, the momentum of mattress-in-a-box e-commerce has been building. From only a very few companies selling mattresses online which are compressed, rolled up into boxes, and shipped via UPS or FedEx, it has expanded to several new firms specializing in this product line. Now most major manufacturers and retailers are entering this market segment. Mattresses are being followed by adjustable beds. Leggett & Platt had already been delivering adjustable...