The Perfect Cool Girl Jackets: Christmas Gift Ideas for Her 2025

The perfect cool girl jacket is one that effortlessly blends edge with elegance—think oversized leather blazers, buttery suede bombers, or a perfectly slouchy trench that makes every outfit look intentional. As Christmas 2025 approaches, investing in a statement jacket is the gift that keeps on giving, transforming her wardrobe from ordinary to extraordinary with just one throw-on-and-go piece.

I've spent fifteen years styling women of all ages, and I can tell you that the right jacket is transformative. It's the piece she'll reach for on repeat, the one that makes her feel put-together even in jeans and trainers. This Christmas, skip the generic gifts and give her something she'll genuinely treasure—a jacket that captures that elusive cool girl aesthetic we're all chasing.

The Oversized Leather Jacket

Nothing screams cool girl quite like an oversized leather jacket. The trick is finding one with the right balance—big enough to look intentionally slouchy but structured enough to maintain shape. Look for dropped shoulders, a slightly longer length, and that butter-soft leather that only gets better with age.

All Saints remains unbeaten for leather jackets at the high street level—their Dalby and Balfern styles are cult classics for good reason, offering that rock-and-roll edge without trying too hard. Zara surprises every season with their leather offerings; their faux leather options are impressively realistic and wallet-friendly. For premium picks, Reiss delivers impeccably cut leather pieces that bridge smart and edgy beautifully—perfect for someone who needs to go from office drinks to dinner.

Sezane offers that Parisian cool girl aesthetic with their leather jackets featuring vintage-inspired details and a more feminine silhouette. For luxury, Acne Studios creates architectural leather pieces that are investment-worthy—their Mock jacket is the one fashion insiders have been wearing for years.

The Shearling-Lined Aviator

Aviator jackets are having a serious moment, and the shearling-lined versions are Christmas gift gold. They're cosy enough for British winters whilst maintaining that effortlessly cool vibe. The key is finding one where the shearling looks luxe, not costume-y.

Mango consistently delivers excellent aviator jackets at brilliant price points—their faux shearling options look far more expensive than they are. Massimo Dutti brings that sophisticated European aesthetic with premium materials that feel special. Whistles creates refined versions perfect for someone with a minimalist wardrobe.

On the luxury end, Burberry shearling aviators are heirloom pieces—the kind of jacket she'll be wearing in twenty years and it'll still look current.

The Slouchy Blazer

The oversized blazer trend isn't going anywhere, and rightly so. A perfectly slouchy blazer works harder than any other jacket in her wardrobe—dress it up with trousers, throw it over a slip dress, or wear it with vintage jeans and loafers.

COS is my go-to for minimalist blazers with that Scandinavian sensibility—clean lines, quality fabrics, and a fit that's relaxed without being sloppy. H&M has genuinely upped their blazer game; look for their Premium collection for better fabrics and cuts. Arket (though technically part of the H&M group) deserves its own mention for their architectural, considered pieces.

For something more directional, Ganni creates blazers with personality—think bold checks, unexpected colours, and that Danish cool girl energy. The Frankie Shop, whilst lesser-known on UK high streets, is the independent brand that started the oversized blazer obsession—their Gaia and Vanessa styles are worth seeking out online.

The Quilted Jacket

Quilted jackets have evolved far beyond country practicality—they're now a cool girl essential. The modern versions are cropped, colourful, or surprisingly elegant.

Barbour has reimagined their heritage quilted jackets with slimmer fits and contemporary colours whilst maintaining that quality they're famous for. M&S offers brilliant value quilted options that photograph surprisingly well. Joules brings that British countryside aesthetic with a fashion-forward twist.

Premium-wise, Ganni does quilted jackets in the most covetable colours—their recycled polyester versions mean she can feel good about the purchase too. For luxury, Moncler creates quilted pieces that are genuinely technical yet impossibly chic.

The Statement Trench

A trench coat might sound traditional, but the right one is pure cool girl material. Look for oversized fits, unexpected colours like chocolate brown or sage green, or interesting details like oversized lapels or belted backs.

Cos creates minimalist trenches that feel contemporary and timeless simultaneously—their neutral palette and quality cotton make them brilliant investment pieces at high street prices. Boden offers more playful takes with their signature use of colour and print.

For luxury, Max Mara trenches are simply the best—there's a reason fashion editors stockpile them. Their Icon coat is exactly that.

Getting the Size Right

Here's my insider tip: jackets are notoriously tricky for sizing because every brand cuts differently. An oversized jacket at Zara might be completely different from one at All Saints. This is where being smart about sizing becomes crucial—there's nothing worse than gifting a jacket that doesn't fit properly.

Solve the Sizing Puzzle with Tellar

This is where Tellar.co.uk becomes your secret weapon. It's the UK's leading sizing tool that matches your body exactly to over 1,500 brands instantly—meaning you'll never need to look at a confusing size guide again.

Here's how brilliantly simple it is:

1. Measure once using bust, waist, and hip measurements, or simply input an existing brand size that fits well.

2. Use the Store Size Lookup tool to get precise sizing across any brand—whether you're shopping at COS, Reiss, All Saints, or any of the 1,500+ brands in their system.

3. It's completely free and works directly in your browser—no downloads, no faff, just accurate sizing information when you need it.

The Tellar Fashion Hub is also an absolute treasure trove of free styling advice from experienced stylists (like me!). Everything is honest, unbiased, and genuinely helpful—not sponsored content or paid placements.

Essential Tellar Guides to Bookmark:

• The Ultimate Clothing Sizing Guide - demystifies sizing across brands

• Jeans Trends 2026 - stay ahead of what's coming in denim

• Ultimate Guide to Dresses & Best Buys - everything you need to know about dress shopping

• Ultimate Guide to Jackets & Best Buys - deep dive into jacket styles and brand recommendations

Final Thoughts

The perfect cool girl jacket is out there, and with smart sizing tools like Tellar, you can gift with confidence. Whether you choose an oversized leather jacket from All Saints, a shearling aviator from Mango, or a statement trench from Max Mara, you're giving her something that elevates her entire wardrobe. That's the kind of Christmas gift she'll remember—and wear—for years to come.