As M&S Magic Jeans sell out, which slimming denim gives you the best shape?

Fashion's latest fixation is stretchy jeans that make mincemeat of a muffin top. FEMAIL put the designs to the test by trying them on a size 16 model - comparing measurements to normal jeans.

M&S' 'waist flattering' £35 jeans in 7 colours that shoppers say 'fit like

Detail Of Diamond Wings,isolated On Black Background Royalty Free

Shoppers amazed by magic M&S high-waisted jeans that 'transformed

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The sell-out M&S magic shaping jeans just got restocked

Hugely popular M&S Magic Shaping Jeans are on sale for just €14

Detail Of Diamond Wings,isolated On Black Background Royalty Free

The sell-out M&S magic shaping jeans just got restocked