Name: Ralston | Heritage Flannel Shirt
Brand: Sisu-London
Price: 72.95 GBP
Availability: InStock

£72.95

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Colour — Chestnut

Chestnut

Only a few items left.
Backordered, shipping soon

Rugged Sophistication, Timeless Confidence

Designed for men who move with purpose, the Ralston Heritage Flannel Shirt brings together effortless style and all-day comfort. Crafted from premium brushed cotton, it delivers warmth without bulk, offering a tailored yet easygoing silhouette. The classic plaid pattern and hand-sewn chest pockets add a refined touch, making it the perfect go-to for both smart-casual affairs and off-duty refinement.

✔ 100% Premium Cotton – Breathable, soft, and built for daily wear
✔ Tailored Yet Relaxed Fit – Sharp enough for any occasion, easy enough for everyday comfort
✔ Classic Plaid Design – A statement of heritage style with modern versatility
✔ Hand-Sewn Chest Pockets – Functional details that enhance the look and feel
✔ Limited Stock – Get yours before they’re gone

Elevate your everyday essentials—

tap ‘Add to Basket’ and own your presence.

- Crafted for Confidence – High-end materials & expert craftsmanship.

- Designed to Last – Built for movement & durability.

-Sisu Standard – Every detail, perfected.

Free UK Shipping

Every order is carefully tracked and insured. Processing typically takes 1-2 business days.

Once dispatched, you'll promptly receive an email with your tracking number..

We’re relocating to a larger warehouse to stock our new collection.

Stock is limited, and once sold out, these items won’t be restocked.

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Join the Sisu Movement

★★★★★
You know that feeling when you put on something and instantly feel powerful? That’s what Sisu-London does. The structure, the cut, the attention to detail—this isn’t just a jacket, it’s a statement. I walk differently when I wear this.

Hugo S.
Cambridge, UK

★★★★★
There’s something about the fit that just makes you feel put together. Whether I’m heading to a meeting or just grabbing coffee, this jacket elevates everything. It’s sharp, effortless, and makes me feel unstoppable.

Maxim L.
Exeter, UK

★★★★★
Fast shipping, premium quality, and a timeless design. It’s rare to find a brand that delivers on all three. Will definitely be ordering more.

Ethan B.
Nottingham, UK

★★★★★
Finally, a brand that delivers exactly what it promises. The materials are premium, the stitching is flawless, and the overall fit is second to none. It’s rare to find clothes that look and feel this good—Sisu-London nailed it.

Theo G.
Bath, UK

★★★★★
Sisu-London isn’t just clothing—it’s confidence woven into every thread. The fit is impeccable, the quality speaks for itself, and the design turns heads effortlessly. It’s rare to find a brand that truly understands modern masculinity while keeping luxury within reach. This is more than fashion—it’s a statement.

Callum R.
Glasgow, UK

★★★★★
There’s something about the fit that just makes you feel put together. Whether I’m heading to a meeting or just grabbing coffee, this jacket elevates everything. It’s sharp, effortless, and makes me feel unstoppable.

Ronan F.
London, UK