The figure-hugging jacket is available in sizes XS-XXL and in more than 40 colors, including white, rose, black, blue, green and more.The brand notes: “Breathable, sweat-wicking and stretchy ...

But, with so much hype around the Lululemon Define Jacket – and a pretty hefty price tag attached, too – does it really do everything TikTokers claim it does? I decided to put it to the test.

But the jacket that gets me the most compliments may surprise you — it's a £37 Amazon alternative to the £118 Lululemon Define Jacket and I've been wearing it for four years.