4.7 from 1,500+ reviews

Men's Classic Half-Zip Long Sleeve Jumper | Sebastian

£100.00 £49.95
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  • Free delivery, before the cold sets in
  • 30 days to try it, love it, or return it.
  • Build your winter look in one order, save up to 25%
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Sebastian is a men's classic half-zip jumper with a smart funnel neckline and long sleeves, built for everyday wear that moves easily from casual days to smarter occasions.

Why It's Your Go-To Jumper

Sebastian brings a clean, versatile shape to your wardrobe rotation. The half-zip neckline lets you adjust your look and warmth in seconds, making it just as suited to a chilly morning commute as a relaxed weekend outing.

Its understated design means it never feels out of place, whether you're layering it over a shirt for the office or pairing it with a T-shirt for downtime.

Key Features & Benefits

  • Half-Zip Neckline: Easily adjust ventilation and styling with a quick pull of the zip.
  • Soft Handfeel: Sits comfortably against the skin for all-day wear.
  • Ribbed Cuffs & Hem: Keep the shape secure and the fit neat throughout the day.
  • Versatile Styling: Works with jeans and trainers or chinos and leather shoes.
  • Layering Friendly: Pairs well over a collared shirt or on its own for a relaxed look.

Specifications

  • Style: Half-zip funnel neck jumper with ribbed trims
  • Fit: Refer to Size Chart for measurements
  • Season: Autumn, winter, and cool spring days
  • Care: Machine wash cold, tumble dry low

We want you to have the best possible shopping experience. We provide free shipping on all of our orders because of this. You can purchase anything, no matter how big or tiny, without worrying about additional delivery expenses. Additionally, you may trace your order at any moment with our handy Track & Trace feature.

For more information, please refer to our Shipping Policy.

If for any reason you are not completely satisfied with your purchase, you can return it within 30 days of receipt for a full refund or exchange.

Learn how to request a return, when to expect your refund, and what’s eligible here: View our Return & Refund Policy.

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Reviews from Him and Her

Photos sent in by customers. No models, no styling.

4.7 Based on 1,500+ reviews
5 stars75%
4 stars20%
3 stars4%
2 stars0%
1 star1%
Walter W.
★★★★★

"exactly what I hoped"

“The navy cable knit is exactly what I hoped for. Rich colour, real chunky cable pattern. The roll neck sits well and doesn't scratch. Warm on a cold morning with nothing underneath, and the cuffs hold their shape. Good weight, proper fit, well made for the money.”

Walter W.✓ Verified buyer
Margaret C.
★★★★★

"I barely take it off"

“Bought this for cooler mornings and now I barely take it off. The tan goes with everything, over a grey top or a dress. The quilting gives it shape, so it feels smart rather than sporty, and the collar sits nicely turned up. I put it on for the school run and didn't want to take it off when I got home.”

Margaret C.✓ Verified buyer
Rosemary T.
★★★★★

"Lovely dress"

“I never find knit dresses that work on me and this one does. The oatmeal is warm and soft, not yellow at all, and the ribbing skims instead of clinging. The V with the collar looks smart enough for lunch but easy enough for home. I belted it and it changed the whole look. I felt genuinely good in it.”

Rosemary T.✓ Verified buyer
Peter G.
★★★★★

"Very warm sweater"

“A heavyweight roll neck for cold mornings. The burgundy is deep and even, the rib knit dense enough to hold heat without bulk under a jacket. The collar stays up instead of collapsing. True to size with room for a shirt. Washes well, no shrinkage. I'd buy it again.”

Peter G.✓ Verified buyer
Bridget P.
★★★★★

"feels really special"

“A black knit dress that actually feels special. Soft ribbing with some weight to it, so it hangs properly instead of clinging, and the buttons lift it above a plain black knit. Warm with tights and boots, easy with flats. It came in a lovely box, and it's the dress I'm happiest to put on.”

Bridget P.✓ Verified buyer
Sylvia A.
★★★★★

"The softest jumper"

“The softest jumper I've bought in ages. The cream is a warm off white and there's no itch at all. The shawl collar sits flat and frames everything instead of bunching up. I wore it with a silver necklace for visitors and then stayed in it all evening. It's what I reach for on a quiet day.”

Sylvia A.✓ Verified buyer
Graham B.
★★★★★

"Walking the dog"

“Bought this coat for walking the dog and it has done the job through a wet autumn. The fabric is dense enough to cut the wind and the wide collar stands up. Buttons do up quickly with a lead in one hand, and the pockets are deep enough for phone and keys. Two months of daily use, no pilling, no sagging.”

Graham B.✓ Verified buyer
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