Cocktail Party Dresses

Designed for sunny celebrations, this set pairs a buttery soft bodice with a beautiful skirt with an adjustable tie detail. Perfect for balls, birthday celebrations, wedding attendees and so much more. FULL LENGTH SKIRT HAS NOT BEEN HEMMED PLEASE DO NOT HIRE IF YOU THINK IT WILL BE TOO LONG.

Top Details:

• Baby blue polyester chiffon fabric
• Fully lined with buttery soft satin that feels beautiful on the skin
• Structured boning through the bodice for shape and support
• Adjustable lace-up back for a custom fit
  
• Strapless neckline 

Skirt Details:

• Baby blue polyester chiffon
• Fully lined with buttery soft satin that feels beautiful on the skin
• Low-rise fit with adjustable tie detail
  
• Hidden side zip 
• Tie can be worn at the front or back
  
• Maxi length designed to graze the floor

Sizing:

Available to hire in 2 sizes - 6/XS and 8/S

Size up if in between sizes and wanting a low rise fit of the skirt.

Condition/RRP:

$455 + shipping

Expected rental condition - no notable flaws. Small pulls may be present.

The Serena Maxi in Black is an effortlessly elegant statement piece, designed to turn heads with its sophisticated silhouette. Featuring a scooped neckline, low racer back, and a soft blouson bodice that flows into a fitted skirt, this handmade design is perfect for weddings, black-tie events, and special occasions.

Details

• Elegant black maxi dress
• Scooped neckline
• Low racer-back design
• Stretch satin waistband for a flattering fit
• Soft blouson bodice
• Fitted hip silhouette
• Handmade in Melbourne
• Perfect for weddings, formal events, and evening occasions

Sizing & Fit

• Size XS/S
• Recommended fit: Size 6–8
• Relaxed through the bodice with a fitted hip
• Model is 5'5" and wears an XS/S

Condition

• Expected rental condition
• No notable flaws

RRP

• NZ$475

Colour: White
Fabric: Lace & Jersey knit

This stunning dress is the perfect piece for a special occasion or event.  Great for balls, weddings, cocktail parties and special occasions.

DETAILS

- One shoulder silhouette with cord strap

- Off shoulder lace draping

- Curved underbust detail

- Double layered lace bust cups for coverage

- Asymmetric waistline draping

- Body suit

rrp $496

Caitlin Crisp

A love child of the Riley and Melanie, meet the Miley Gown. We combined our favourite features into the dress of your dreams — a halter neck, open back, and bias-cut design that moves fluidly with every step.

Size 12 - Fits true to size

rrp $400

Bec and Bridge

Gorgeous light weight flowing dress that sits softly against the body. Fully lined.

Plunge V-neckline, sleeveless, twist-strap at back, asymmetric hem.

Size 6 - fits a size 6 & 8

Make an unforgettable entrance in the Eva Drape Top in Dark Chocolate, a statement piece designed for nights that call for effortless glamour. Crafted from soft mesh, this striking silhouette features a halter neckline with a dramatic deep plunge, balanced by an elegant layered design and an open back for a modern, feminine finish.

The gathered sash draping from the waistband creates beautiful movement and a flattering shape, while the rich dark chocolate hue adds a sophisticated touch. Style it with tailored trousers, a sleek maxi skirt or your favourite denim for a look that feels elevated yet effortless.

Whether you're attending a cocktail party, evening event, birthday celebration or heading out for date night, the Eva Drape Top is the perfect rental for making a lasting impression.

Conni Maxi Dress in Dark Chocolate/Aubergine. Our best-selling statement dress perfect for evening events, formal occasions, or elevated day-to-night styling. Its high neckline, asymmetric waist cutout, and fluid sash detail create a striking, sculpted silhouette, while the open back adds a modern, elegant finish.

Details:

• High neckline
• Asymmetric waist cutout
• Open back with cutout detail
• Gathered sash draping at centre front
• Button closure at centre back neck
• Self lined
• Raw asymmetric hemline
• Maxi dress length

Sizing & Fit:

We stock this dress in size 10/M. This style does run a bit small, if you are in-between sizes, we recommend sizing up. Therefore best fit 8-10.

Condition/RRP:

$490 NZD

Expected rental condition - no significant flaws to note.

Colour:Red
Fabric: Polyester/spandex

If you're looking to turn heads, this is the dress you've been looking for!  Pair with heels, a matching clutch and a sleek hairstyle to complete the look.

Perfect for hens and special celebrations.   

DETAILS:
- Off-shoulder neckline
- Fully lined 
- Mini length
 

The Celestia Dress is an effortlessly elegant maxi designed with a flattering bias cut and delicate lace detailing. Featuring a deep V-neckline and low scoop back, this timeless silhouette is perfect for weddings, engagement celebrations, resort occasions, and long lunches.

Details

• Bias-cut, full-length maxi dress
• Deep V neckline
• Intricate ivory lace trim along the neckline and back
• Low V scoop back with an invisible centre-back zip
• Waist detail featuring spliced ivory lace trim
• Semi-sheer design
• We recommend wearing skin-toned undergarments or swimwear underneath
• Perfect for weddings, bridal events, holidays, and special occasions

Sizing & Fit

• Size XS / 6
• Recommended fit: Size XS (AU 6–8)
• Bias-cut design softly skims the body for a flattering fit
• Model wears a size XS

Condition

• Expected rental condition
• No notable flaws
• This garment is extremely delicate. Please take extra care

RRP

• 350 NZD

Elevate your style with the Royal Debut Dress. A sleek, strapless design flows into a graceful maxi skirt, while subtle pleats and a side split add effortless elegance. Complete with diamante removable straps, this versatile piece lets you customise your look, ensuring you turn heads at any occasion.

• Strapless design with detachable diamanté straps
• Corset-style bustier top
• Side split
• Maxi length

BRAND NEW. THIS MATERIAL IS EXTREMELY DELICATE. ANY FLAWS WILL BE CHARGED A FEE.

RRP: Approx $867.00

Size: XSmall/6

Recommended sizing:

Label size S (8) - Recommended fit: 8

Label size L (12) - Recommended fit: 12

Please refer to size chart below.

Description:

Midi/Maxi length

High neckline with asymmetric waist cut-out

Open back with cut-out detail

Gathered sash drapes down the centre front

Self-lined

Finished with a raw asymmetric hemline

Accessed via button closure at the centre back neck

Material: 93% Polyester, 7% Elastane

RRP $450

Garment Condition/Notes:

No significant flaws.

Please note there may be frayed elastic fibres around the seams due to stretch. These typically return to place when worn, but slight fraying may be noticeable depending on the fit of the dress. There are light fake tan marks around the inside neckline and armhole area.

Please note this dress is a rental and may show minor signs of previous wear. Due to its light colour, small marks may appear over time. We kindly ask that extra care is taken when wearing this garment.

Please read all information provided above carefully before booking. We do not offer refunds for change of mind, incorrect sizing, failure to read the description, or any minor flaws, alterations, or signs of wear already stated in the listing.

Natalie Rolt. Considered in craftsmanship, Winona's seamless design lends to the illusion of continuous draping over the silhouette for an effortless appeal.

Elongated halter neckline
Asymmetric draped bust overlay
Generous open back with dipped design line
Exaggerated side split
Gathered waterfall skirt feature
Form fitting hip with full skirt silhouette
Laser cut hemline
Full length style

Size: S

Recommend Fit: 8-10

Condition: New

RRP: $700

Conni Maxi Dress – Aubergine / Dark Chocolate

Modern, sophisticated and effortlessly flattering — the Conni Maxi Dress is designed to contour the body while showcasing a striking two-tone colour palette. Perfect for cocktail events, engagement celebrations, formal dinners and occasions where elevated styling meets contemporary elegance.

Available for dress hire in New Zealand through Treasure Boxx

BEST FIT – Size 10 on tag, Best fit 10- small 12 

Style & Fabric Features:

• Striking aubergine and dark chocolate colour combination for a modern, fashion-forward look.
• Elegant asymmetrical neckline that beautifully highlights the shoulders and décolletage.
• Figure-skimming silhouette designed to flatter and elongate the body.
• Soft draping through the bodice creates a sculpted and feminine shape.
• Full maxi-length silhouette with graceful movement and an elevated finish.
• Crafted from a premium stretch fabrication that offers comfort while maintaining structure.
• Invisible zip closure for a seamless fit. 
• Fabric has some stretch

Rental Terms:

Please select the date you will be WEARING the dress — the return date is based on this.
If you require any measurements, please email info@treasureboxx.co.nz.
Orders placed after 1pm for the same weekend will be sent the following day.

Styling Tips:

• Pair with gold statement earrings and strappy heels for an effortlessly elevated look.
• A sleek clutch in chocolate, metallic or neutral tones complements the rich colour palette beautifully.
• Wear your hair in a sleek bun or soft waves to showcase the asymmetrical neckline.
• Keep jewellery minimal to allow the striking silhouette and colour contrast to shine.

Perfect For:

Cocktail parties, engagement celebrations, formal dinners, races, milestone birthdays and any occasion where you want to feel sophisticated, confident and effortlessly chic.

Perfect for evening events, formal occasions, or elevated day-to-night styling. Its high neckline, asymmetric waist cutout, and fluid sash detail create a striking, sculpted silhouette, while the open back adds a modern, elegant finish.

High neckline
Asymmetric waist cutout
Open back with cutout detail
Gathered sash draping at centre front
Button closure at centre back neck
Self lined
Raw asymmetric hemline
Maxi dress length

Size: 8

Recommend Fit: Large 6, 8, Small 10

Condition: New

RRP: $500

RRP $905

The Stephanie Maxi Dress is a full length dress with a lace bodice and full agthered layered full skirt. The dress has roleau straps with length extension for the perfect fit. The Stephanie is the perfect piece for your ball or next event. 

We stock this dress in size 6 and the best fit for for a 4-6. 

Please note: The Stephanie Dress is hand-stitched and crafted from a delicate fabric. Please handle with care.

Add a soft pop of colour and fluid movement to your wardrobe with the Tilly Tiered Maxi Dress in Blue. This breezy maxi dress features a flowing flared tiered design that brings volume and ease, creating a silhouette that moves beautifully with every step.

Crafted from textured satin fabric, the Tilly offers a subtle sheen and an elevated finish while maintaining a casual, relaxed fit. The fabric feels light and breathable with a soft drape—perfect for long days or balmy nights. While the fabric has no stretch, the generous shape and airy tiers provide comfort without compromising style.

Delicate adjustable thin straps let you tailor the neckline to your perfect fit, while the tiered skirt adds graceful movement that makes this dress ideal for beach escapes, garden parties, or even everyday styling with a denim jacket and slides.

Size: Large

Recommend Fit: Large 10- Small 14

Condition: Good

RRP: $445 NZD

The Solstice Cupro Dress – Black

Modern, sculptural and effortlessly sophisticated — the Solstice Cupro Dress is designed to contour the body through elegant draping and striking asymmetrical detailing. Perfect for formal events, cocktail parties and elevated evening occasions where making a statement comes naturally.

Available for dress hire in New Zealand through Treasure Boxx 

BEST FIT – Size XS on tag, Best fit 6-8

Style & Fabric Features:

• Elegant one-shoulder neckline that creates a modern, sculpted silhouette.
• Striking cut-out detail across the bust for a contemporary edge.
• Soft draped detailing that flows from the bust to the waist, contouring the body beautifully.
• Semi-exposed back with gathered detailing through the centre back for an elevated finish.
• Full maxi-length silhouette that elongates the figure and moves effortlessly.
• Crafted from a luxurious cupro blend with slight stretch for comfort and a flattering fit.

Rental Terms:

Please select the date you will be WEARING the dress — the return date is based on this.
If you require any measurements, please email info@treasureboxx.co.nz.
Orders placed after 1pm for the same weekend will be sent the following day.

Styling Tips:

• Pair with statement earrings and sleek heels for a polished evening look.
• A minimalist clutch allows the architectural silhouette to remain the focal point.
• Wear your hair in a sleek bun or soft waves to highlight the asymmetrical neckline.
• Add a tailored blazer for cooler evenings without taking away from the striking design.

Perfect For:

Formal events, cocktail parties, engagement celebrations, black-tie occasions and any event where you want to feel confident, modern and effortlessly glamorous.

Harlow Satin Maxi Dress – Chilli

Bold, glamorous and designed to make an entrance — the Harlow Satin Maxi Dress is the perfect statement piece for formal events, black-tie occasions and elevated celebrations. Combining luxurious satin fabrication with striking hardware details, this gown effortlessly balances sophistication and drama.

Available for dress hire in New Zealand through Treasure Boxx 

BEST FIT – Size XS  on tag, Best fit - 6 

Dress has been taken up 13cm 

Style & Fabric Features:

• Striking deep plunge neckline that creates an elegant, elongated silhouette.
• Dramatic open-back design for a sophisticated yet statement-making finish.
• Signature metal hardware detailing at the hip, securing cascading waterfall sashes.
• Soft gathers through the waist designed to flatter and contour the body.
• Elegant high leg split that adds movement and a touch of drama.
• Crafted from luxurious sandwashed satin fabrication with a smooth, fluid finish.
• Full maxi-length silhouette designed for unforgettable occasion dressing.

Rental Terms:

Please select the date you will be WEARING the dress — the return date is based on this.
If you require any measurements, please email info@treasureboxx.co.nz.
Orders placed after 1pm for the same weekend will be sent the following day.

Styling Tips:

• Pair with statement earrings and delicate heels to complement the dramatic neckline.
• Opt for a sleek clutch and minimal jewellery to let the hardware detailing shine.
• Wear your hair in a slick bun or glamorous waves to showcase the open-back design.
• Complete the look with metallic or nude heels for a timeless finish.

Perfect For:

Black-tie events, formal occasions, gala dinners, school balls, engagement celebrations and any event where you want to feel confident, glamorous and unforgettable.

The Bronte & Allira Set is the definition of understated elegance — designed for the moments that call for something effortlessly refined yet unforgettable. Featuring the sculpted Bronte Top paired with the flowing Allira Skirt, this set combines soft femininity with modern sophistication in a silhouette that feels both timeless and elevated.

The structured fit of the top contrasts beautifully against the fluid movement of the skirt, creating a look that flatters the body while still feeling soft and romantic. Designed to move with you, the Bronte & Allira Set captures that effortless energy of long lunches, destination weddings, sunset cocktails, and special occasions where simplicity speaks the loudest.

Minimal yet striking, this set was made for the girl who loves clean silhouettes, luxurious textures, and pieces that feel effortlessly beautiful from every angle.

The Verity & Allira Set is a striking balance of structure and softness, designed for moments that deserve something unforgettable. Featuring the sculpted Verity Bustier paired with the flowing Allira Skirt in rich chocolate tones, this set feels both timeless and undeniably modern.

The fitted silhouette of the bustier enhances and contours the body beautifully, while the fluid movement of the skirt creates an effortless sense of elegance with every step. The deep chocolate colour adds warmth and sophistication, making this set feel luxurious, elevated, and endlessly flattering.

Perfect for formal occasions, destination weddings, evening celebrations, and candlelit dinners, the Verity & Allira Set was made for the girl who gravitates toward refined silhouettes, romantic details, and understated glamour that leaves a lasting impression.