No more juggling your wallet and cell phone: the Hex Code two-for-one combo ($50 at Flight 001, 96 Greenwich Ave., nr. Jane St.; 212-989-0001) fits an iPhone 4 or 4S, plus credit cards and cash.
Slice open envelopes using the slender tail of Yohei Oki’s palm-size Birdie paper knife ($12 at MoMA Design Store, 81 Spring St., at Crosby St.; 646-613-1367).
Purify your home of negative energy—or, if you’re a new-age skeptic, just make it smell better—with Iacoli & McAllister’s copper sage-smudge burner ($140 at Creatures of Comfort, 205 Mulberry St., nr. Spring St.; 212-925-1005).