Apparel maker’s stock falls nearly 20% after company lowers its earnings forecast, citing trade war and a pullback in consumer spending.

Lululemon’s stock were set to tumble Friday, after the athleisure-wear maker cut its full-year profit outlook and offered a second-quarter forecast that came up short of Wall Street’s expectations.

Lululemon Athletica's shares fell 20% in premarket trading on Friday, as the maker of high-end leggings warned that tariff-related costs and uneven demand in key markets of North America and China will dent its profits this year.