Are you tired of hotel rooms that feel more like shoeboxes than retreats? You’re not alone. Many travelers are swapping stiff hotel stays for cozy, flexible spaces known as Dubai short-term rentals.

Beach days (or weeks) can call for a long packing list: a swimsuit, a sun hat, sunscreen, and, of course, the bag you’ll use to transport everything. If you’re planning to use said bag all season long ...