Ms. Gangster Costume by Seven 'til Midnight

Ms. Gangster Costume by Seven 'til Midnight is a 1920s-inspired dress ensemble that transforms you into a powerful mob boss with stretch microfiber fabric, adjustable waist tie, and complete accessories. The set includes a hat, tie, and holster, all made to work together so you arrive at the party as a fully realised character rather than assembling pieces from multiple shops.

What it is and how it's made

Ms. Gangster Costume by Seven 'til Midnight is a complete 1920s mob boss outfit engineered around stretch microfibre fabric that hugs your form while allowing full movement. The dress features a scoop back and dramatic side slit, paired with an adjustable waist tie lacing system that lets you dial in your preferred fit. Seven 'til Midnight designs pieces that work as unified ensembles rather than single items, so you receive the hat, tie, and holster as part of one cohesive package.

What sets this costume apart is the engineering beneath the style. The stretch microfibre responds to your body shape across all size ranges, while the adjustable lacing means Small and XL wearers both achieve a tailored silhouette without excess fabric or uncomfortable pulling. Many people exploring Costumes end up buying separates and struggling to coordinate; this set removes that friction entirely by arriving ready to wear.

What it does well

• Commanding visual impact: The black and white colour scheme with side slit creates instant authority and draws attention from every angle at any event.
• All-in-one solution: Hat, tie, and holster ship with the dress, so you transform completely without hunting multiple retailers for matching pieces.
• Real comfort during wear: Stretch microfibre moves with you whether you're dancing, mingling, or standing still, rather than restricting movement like rigid costume fabrics.
• Adjustable fit across sizes: The front waist tie lacing lets you customise how snugly the dress sits, accommodating different body shapes and comfort preferences.
• Scoop back elegance: The back design proves this is genuinely stylish clothing, not a disposable gimmick costume that falls apart after one night.

Technical specifications

• Fabric composition: 100% stretch microfibre in black and white colouring for durability and comfort during extended wear.
• Size range: Small, Medium, Large, XL/XXL, and XXXL/XXXXL to accommodate most body types.
• Dress features: Scoop back neckline, side slit for mobility, and adjustable front waist tie lacing for custom fit.
• Accessories included: Fedora-style hat, black tie, and faux leather gun holster for complete authenticity.
• Closure: Tie lacing system at front waist; no zips, buttons, or hooks to malfunction.
• Weight and portability: Lightweight microfibre makes packing and transport straightforward for parties or events away from home.

Wearing an apparel comfortably

Put on the dress first and check the fit before adjusting the waist tie. The scoop neckline sits naturally without pulling; if it feels tight, loosen the back slightly. The side slit falls on one leg, so stand and walk a few steps to ensure you have the mobility you need for dancing or extended standing. Once you're satisfied with the basic fit, adjust the front waist tie lacing to your preferred tightness—snug for that form-fitting mob boss silhouette, or looser if you'll be wearing the costume for several hours straight.

Secure the holster around your waist with its buckle, then add the tie and hat. Most people find the accessories sit comfortably without rubbing or shifting during movement. If you're pairing it with prowler male underwear or another base layer, put that on before the dress itself to avoid bulk under the microfibre. Take a final look in the mirror and adjust the lacing if needed—the beauty of this system is you can fine-tune fit without removing the entire costume.

Who gets on with it

Care and storage

Hand wash the dress in cool water with mild detergent, or use a washing machine on the gentle cycle. Avoid bleach and fabric softener, which degrade the stretch microfibre over time. Air dry flat or hanging to maintain the fabric's shape and elasticity; never tumble dry. Store the costume in a cool, dry place away from direct sunlight to prevent colour fading. Keep the hat, tie, and holster separate from damp areas and store them with the dress so all pieces stay together for next time.

Learn more

Costume selection guides and styling tips help you get the most from themed events and parties. Read our blog post on What Lingerie To Wear On The First Date for broader insight into dressing with confidence and intention. Understanding how fabric, fit, and accessories work together transforms any costume from ordinary to memorable.

What to expect

The stretch microfibre sits closer to the body than standard costume fabric, so the dress may feel snug on first wear. This is intentional—the material responds to your shape over the first few minutes of wearing, and the adjustable waist lacing lets you manage fit without distraction. Most wearers find it loosens slightly after ten to fifteen minutes as the fabric relaxes.

The side slit runs from hip to thigh, giving genuine mobility rather than costume theatre. Some people expect it to restrict movement like a pencil skirt; it does not. You'll have full stride and sitting comfort, which matters if you're wearing the costume for hours at an event.

The accessories—hat, tie, and holster—attach and secure without fussing. The holster buckle holds firm through dancing and movement, and the hat sits stable without sliding or requiring constant adjustment. People new to complete costume sets often expect pieces to feel basic or flimsy; the microfibre and metal hardware on this one hold up through active wear.

Cleaning is straightforward: rinse in cool water and air dry. The microfibre does not wrinkle heavily, so storage between uses requires minimal effort. Most wearers report the costume holds its shape and colour through multiple events across a season.

How it compares

The bottom line

Find the Ms. Gangster Costume by Seven 'til Midnight when you're ready to own the room at your next event. The stretch microfibre, adjustable waist lacing, and complete accessory set deliver genuine style and comfort that survive hours of actual wear. Order it from Malechastity.com.au with discreet Australia-wide delivery, and arrive at your party looking like you planned every detail. Body-Safe Materials, Honestly Described.