• Designer Alexandra Von Furstenberg relies on trays in all shapes and sizes. "I use them for everything from carrying a cup of tea to organizing papers in my office," she says. She's a fan of ones in silver, wood, and Lucite, as well as her own acrylic nesting sets, such as Primary.
• Coffee is an important ritual for interior designer Alexa Hampton and her husband, and their Bialetti stove-top espressomaker—the classic Moka Express, shown—is key. "We have about five of these at home—we're serious coffee drinkers."
• "I collect Sharpies in every weight, style, and color," says Ellen Lupton, curator of contemporary design at Cooper-Hewitt. "These magnificent pens are ideal for autographing books, leaving notes for the mailman, and crossing items off the to-do list. Don't leave tasks to a feeble ballpoint—say it loud and say it proud."
• Designer James Huniford stocks the bathroom with Turkish towels. "They're a soft and durable alternative to regular cotton towels," he says. "I like to have matching sets, which create a luxurious environment for guests."