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A straight-leg denim jean from M&S in dark blue denim, featuring a mid-rise waist and copper-coloured hardware. The super stretchable fabric ensures all-day comfort and flexibility, perfect for casual wear. The classic five-pocket design and straight leg cut offer a timeless silhouette. Ideal for casual office days and weekend outings. Style with a white t-shirt and loafers for a relaxed look, or a crisp shirt and blazer for a more polished appearance. Cotton blend, machine wash cold and hang dry.
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 policyA straight-leg denim jean from M&S in dark blue denim, featuring a mid-rise waist and copper-coloured hardware. The super stretchable fabric ensures all-day comfort and flexibility, perfect for casual wear. The classic five-pocket design and straight leg cut offer a timeless silhouette. Ideal for casual office days and weekend outings. Style with a white t-shirt and loafers for a relaxed look, or a crisp shirt and blazer for a more polished appearance. Cotton blend, machine wash cold and hang dry.
Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Looking for similar styles? Browse more trousers & jeans from Marks & Spencer, casual trousers & jeans, all trousers & jeans, or everything from Marks & Spencer.
The M&S Sienna Dark Blue Denim Straight Leg Jeans is ideal for casual, everyday.
Pair with a white t-shirt and loafers for a relaxed look, or a crisp shirt and blazer for a more polished appearance.
The M&S Sienna Dark Blue Denim Straight Leg Jeans is made from cotton.
The M&S Sienna Dark Blue Denim Straight Leg Jeans is available in sizes 10, 12, 14, 16, 18, 20, 22, 24, 6, 8.
Editor's edit
Pair with a white t-shirt and loafers for a relaxed look, or a crisp shirt and blazer for a more polished appearance.
See all outfit ideasSecond-hand alternatives to the M&S Sienna Dark Blue Denim Straight Leg Jeans on Vinted, Depop and other UK resellers.