Stretchy bike shorts with flashy rhinestone accents.

If you don't have a pair of bike shorts in your closet, you probably should. If you do have a pair of bike shorts in your closet, do they have rhinestones? These adidas ones do. The bedazzled Trefoil logo nods to the 2000s, an unforgettable era defined by matching sets, bling and designer dogs. (We left the last one in the past, though.)