Play-it-safers, hear us out—detachable collars have been a quirky accessory of choice for bloggers and stylists since Miu Miu's infamous spring '10 show, but they're no longer niche frippery for fashion peacocks. Besides, your very stylish grandmother probably had a few dickeys in her wardrobe, and those are practically the same thing! When chosen—and worn!—correctly, detachable collars can add polish to an outfit without the bulk of a whole shirt. Click through to see seven very different versions, each with its own twist on the trend. Which would you wear?