Leg warmers to Lululemon: How workout outfits have changed over the years

To honor the ever-changing world of workout styles, Stacker takes a look back at the most iconic workout fashion trends from the 1970s to present day.

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21 Leggings Like Lululemon – Best Lululemon Dupes & Alternatives

21 Leggings Like Lululemon – Best Lululemon Dupes & Alternatives

Insane' gym leggings 'on par' with Lululemon slashed in

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Choosing the Right Workout Clothes

Leg Warmers to Lululemon: How Workout Outfits Have Changed Over

Leg warmers to Lululemon: How workout outfits have changed over

Best leggings for any activity