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Stay Cool

Late-summer styles that bring the breeze.

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Theory Wardrobe

A range of styles for everyone, featuring fresh cuts and bestselling favorites.

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Elevated Dresses

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Sharp Lines

SHOP BLAZERS + VESTS

Trending

Knit Shirt in Regal Wool

~~Price reduced from to~~ £225.00

New Season

Pull-On Track Trousers in Mod Silk Twill

~~Price reduced from to~~ £325.00

New Season

Wrap Vest in Good Wool

~~Price reduced from to~~ £365.00

New Season

Classic Straight Trousers in Good Wool

~~Price reduced from to~~ £225.00

New Season

Easy Essentials

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Knit Picks

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Trending

Relaxed Tee in Cotton Jersey

~~Price reduced from to~~ £105.00

New Season

Raffi 5-Pocket Trousers in Neoteric Twill

~~Price reduced from to~~ £185.00

Essential Duos: 2 for £320

New Season

Standard Blazer in Sartorial Wool

~~Price reduced from to~~ £495.00

New Season

Standard Trousers in Sartorial Wool

~~Price reduced from to~~ £245.00

New Season

Power Trousers

Styles that get you where you need to go, now through fall.

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SEASONAL PREVIEW

Fall 2025 Lookbook

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WELCOME OFFER
For new subscribers only. Discount will be applied when your unique promotional code is entered at checkout. Offer valid online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

INFLUENCERS
Discount will be applied when the promotional code is entered at checkout. Offer valid in Theory retail stores and online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

ESSENTIAL DUOS
Choose two selected womenswear or menswear styles, in any size or colour to receive an additional discount. Discount will be auto-applied at checkout. Offer valid online at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

ARCHIVE + SALE + OUTLET
Offer valid on selected styles in Theory retail stores, and at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

Women's Fall 2025

Men's Fall 2025

New Arrivals

Trousers

Theory Wardrobe

New Arrivals

Trousers

Theory Wardrobe

Stay Cool​

Theory Wardrobe

Power Trousers

Fall 2025 Lookbook

Stay Cool