

Sizes: 6 / 8 / 10 / 12 / 14 / 16 / 18 / 20 +2 more
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These are M&S Sienna straight-leg jeans in a deep indigo mix denim, offering a classic silhouette with a mid-rise design. The super stretchable fabric ensures all-day comfort and flexibility, making them perfect for casual wear. The jeans feature a button-and-zip fly, belt loops, and a slightly distressed look for a contemporary edge. They sit comfortably on the body, providing a relaxed yet flattering fit. Ideal for casual outings and smart-casual office days, pair them with a white tee and loafers for a laid-back look, or a blouse and heels for a smarter edge. Cotton fabric, machine wash cold and hang dry.
Cotton
Machine wash cold.
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The M&S Indigo Mix Straight Leg Jeans works for casual days and smart-casual settings.
Pair with a white tee and loafers for a casual look, or a blouse and heels for a smarter edge.
The M&S Indigo Mix Straight Leg Jeans is made from cotton.
Editor's edit
Pair with a white tee and loafers for a casual look, or a blouse and heels for a smarter edge.
See all outfit ideasMarks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
View Marks & Spencer's returns policyThese are M&S Sienna straight-leg jeans in a deep indigo mix denim, offering a classic silhouette with a mid-rise design. The super stretchable fabric ensures all-day comfort and flexibility, making them perfect for casual wear. The jeans feature a button-and-zip fly, belt loops, and a slightly distressed look for a contemporary edge. They sit comfortably on the body, providing a relaxed yet flattering fit. Ideal for casual outings and smart-casual office days, pair them with a white tee and loafers for a laid-back look, or a blouse and heels for a smarter edge. Cotton fabric, machine wash cold and hang dry.
Cotton
Machine wash cold.
Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
View Marks & Spencer's returns policyThe M&S Indigo Mix Straight Leg Jeans is available in sizes 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.
Second-hand alternatives to the M&S Indigo Mix Straight Leg Jeans on Vinted, Depop and other UK resellers.