🕴️ Men’s 1920s Peaky Gangster Costume – Pinstripe Plus-Fours, Waistcoat Top & Matching Cap
Step back into the Roaring Twenties with this classic 1920s Peaky-style Gangster Costume. Featuring a smart pinstripe design with traditional plus-four knickerbocker trousers, a coordinating waistcoat-style top, and a matching flat cap, this outfit delivers an authentic vintage look with real presence.
Ideal for those wanting something smarter and more theatrical than basic fancy dress, this costume is perfect for parties, stage productions and themed events.
👔 Costume Includes
✔️ Pinstripe waistcoat-style top
✔️ Matching plus-four britches / knickerbocker trousers
✔️ Coordinated flat cap
Shirt, tie, shoes and accessories shown are not included.
🎉 Perfect For
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1920s & Peaky-style themed parties
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Gangster / prohibition events
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Stage shows & performances
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Fancy dress & vintage nights
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Halloween & themed celebrations
📏 Sizes Available
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3 adult size options
(Please check size guide before ordering – happy to advise if unsure.)
🚚 Dispatch & Availability
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6 working day dispatch
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This item is not always held in-store, so ordering ahead is recommended
⭐ Why Buy From Us?
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Independent family-run costume specialists
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Known for better-quality, smarter fancy dress
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Real UK showroom & long-established business
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Friendly, knowledgeable support if you need help choosing









