This article is part of our latest , which is about expanding the possibilities of your home. It’s the furniture equivalent of sweatpants. After a year in which many people hung up their office attire and evening wear in favor of all-day pajamas, a design trend that has been bubbling up for years became fully inflated: the embrace of bulbous, low-slung, super-squishy furniture that offers all-out comfort. Sofas and chairs that evoke plush 1970s lounges, like Cassina’s Soriana collection and B&B Italia’s Camaleonda modular sofa, are suddenly hot commodities. At the same time, contemporary designers are experimenting with oversize proportions and sink-in plushiness to a level that would have seemed profane to devoted modernists just a few years ago.