I've Been Obsessed With These Leggings Since 2010 (They're on Sale for $36)

Classic black leggings are a staple in any person's closet, regardless of whether working out is a part of the equation. They're arguably one of the most versatile pieces you can own, perfectly suited to a long day of traveling, running errands over the weekend, relaxing at home after work, and of course actually exercising.