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Formal Trousers

Explore our collection of women’s formal trousers, perfect for work, events, and evening occasions. Discover tailored styles, smart pull-ons, and luxury fabrics.

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Joseph Ribkoff Wide Leg Pleat Jacquard Trouser With Split Hem Pearl

£175.00
Only One Left

Joseph Ribkoff Classic Wide Leg Stretch Trouser Java 4266

£155.00
Only One Left

Marc Cain Washington Flat Front Pull On Relaxed Trouser Beige 127

£199.00
Only One Left

Joseph Ribkoff Classic Wide Leg Stretch Trouser Cream

£155.00
Sale 50% off

Silk95 Phoenix Silk Tie Hem Combat Trousers With Pockets Navy

£299.00 £149.50 50% off
Save £149.50
Sale 30% off

Silk95 Amalfi Elasticated Waist Wide Leg Silk Trouser Mink

£280.00 £196.00 30% off
Save £84.00

Marc Cain Fendou Split Ankle Boot Cut Trouser Black

£229.00
Sale 20% off

Robell Joella Smart Split Front Stretch Trouser Navy 69

£139.00 £111.20 20% off
Save £27.80

Riani Slim Fit Scuba Boot Cut Trouser Black 999

£208.00
Only One Left

Joseph Ribkoff Pull On Jersey Flared Trouser With Centre Seam Navy

£155.00

Joseph Ribkoff Classic Wide Leg Stretch Trouser Navy

£155.00

Joseph Ribkoff Classic Wide Leg Stretch Trouser Black

£155.00
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Our Purpose

At Sister, our purpose is simple: to make fashion personal. We believe shopping should feel inspiring, not overwhelming, and our boutique offers a place where you can build your whole wardrobe without needing to go anywhere else. Every piece we stock is chosen to bring joy, confidence, and practicality into our customers’ everyday lives.

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Exclusive Pieces

Every piece is selected for individuality and quality.

Trusted for Generations

35 years in business, customer returning for 30+ years.

Personal Touch

Styling advice, honest fit guidance & over the phone support.