Podiatrist-approved brand: Dr. Scholl's Time Off Sneakers , $75 (originally $110) Saves space and reduces wrinkles: Bagail 6-set Compression Packing Cubes , $20 (originally $28) Under-$10 travel essential: Kelofon Travel Jewelry Case , $6 (originally $13) Easy matching set: Sampeel Two-piece Lounge Set , $35 Charges up to 6 devices at once: Charmast Portable Charger with Built-in Cables , $22 (originally $30) Lululemon vibes: Pander Everywhere Belt Bag , $15 (originally $22) I fly at least once a month, which means I’ve made every packing mistake in the book: overstuffed suitcases, impractical shoes, and so-called travel essentials that took up space without ever being used. As a travel writer , I’ve learned that what you don’t pack matters just as much as what you do. Heading into spring, I’m streamlining my routine with pieces that actually earn their spot in my carry-on luggage —from an Apple AirTag that lets me track my luggage in real time to podiatrist-approved shoes I can walk miles in without regret.…