From colorful skinny jeans ... side pockets and visual stitching, this set of leggings is a step up from an average cotton pair and will keep you toasty in the cold. Wear them while working out ...

Best affordable: Uniqlo Slim-Fit Chino Pants - See at Uniqlo Classic cotton chino fuses nicely with a clean, straight-leg cut ... out your rotation of dress pants. Uniqlo's version boasts side ...