With resort vacations , backyard parties, and wedding weekends around the corner, the warmer weather always feels like the perfect excuse to refresh my collection of sundresses. For this year's restock, I turned to one of my go-to retailers: Old Navy . From breezy linen styles to tiered maxis and playful prints, there was no shortage of options to choose from. After trying on eight different sundresses, a few stood out as versatile staples I'd happily wear all summer long. Others, however, missed the mark when it came to fit, fabric, or overall design. I was excited about a flowy pink mini dress I found, but it turned out to be my least-favorite option. The sleeveless drop-waist swing mini dress came in a pretty pink color. Chloe Caldwell When I saw the pink sleeveless drop-waist swing mini dress on the rack, I was immediately drawn to its pretty hue and relaxed silhouette. This style seemed ideal for hot days and casual outings. After putting it on, however, I was disappointed.…