1 Piece British Flag Dress Costume

$43.99

1 PC British Flag Dress Costume

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SKU: DT-LA-86909 Categories: , ,
Description

Flag Dress — 1 Piece British Flag Dress Costume by Leg Avenue

A flirty, sultry flag dress made for your best nights

Playful, eye-catching, and designed to turn heads, this Leg Avenue British flag dress is the themed lingerie look worth wearing. Whether it’s a costume party or a private boudoir evening, this flag dress brings the fun — discreetly delivered, right to your door.

Flag Dress Features & Specifications

Everything you need to know about this Leg Avenue themed dress — silhouette, style, and care — in one quick scan.

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British Flag Silhouette

  • Bold Union Jack print throughout
  • Sexy short dress length
  • Eye-catching themed silhouette
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Flattering Fit

  • Designed to feel beautiful on
  • Snug, body-skimming shape
  • Sultry boudoir-ready styling
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Themed Costume Style

  • Perfect for costume nights
  • Doubles as romantic lingerie
  • Wear it for play or parties

Leg Avenue Quality

  • Trusted lingerie brand
  • Consistent fit across styles
  • Premium quality construction
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Gift-Ready Appeal

  • Ships in a plain brown box
  • Discreet billing descriptor
  • Ideal as a flirty gift
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Material & Care

  • Hand wash cold, air dry flat
  • Store folded to keep shape
  • Non-toxic intimate materials

Flag Dress User Guide & Play Styles

Wearing the flag dress for a themed costume night

This British flag dress from Leg Avenue was built for the kind of night you’ll talk about. The sexy short dress cut keeps things playful while the bold Union Jack silhouette does the work. Styled as a themed dress for a costume party or a private evening in, it transitions effortlessly. Hand wash cold after wearing to keep the print vivid and the fit intact. Explore the full themed lingerie collection for more looks like this.

Gifting this flag dress for a romantic surprise

A flirty flag dress makes a surprisingly easy gift — it arrives in a plain brown box with discreet billing, so the surprise stays intact from checkout to doorstep. Leg Avenue’s consistent sizing makes choosing straightforward. Pair it with something from the lingerie collection to build a full boudoir-evening gift set. For women’s wellness and intimate confidence, a well-chosen themed piece can spark exactly the right mood.

More Themed Lingerie from Leg Avenue

Love this look? Browse more Leg Avenue themed dress styles and sultry lingerie picks at Discreet Toys — all shipped in a plain brown box.

📦 Plain-Box Shipping
⚡ 3-Day Delivery
🎖️ Veteran Owned
🧪 Body-Safe Materials

Discreet Toys is veteran-owned and operated. Every order ships in a plain brown box with a discreet billing descriptor — your privacy is the priority from checkout to doorstep. Questions about your order? Our returns & refund policy covers the details. Free shipping on orders $69 or more.

It’s only freaky the first time.

Last updated · May 30, 2026

Leg Avenue Sizing

Women's Size Chart

SizeDress SizeBustWaistHipTorso
XXS00-029-31"23-24"32-33"26-27"
XS0-232-33"24-25"34-35"26-27"
S4-634-35"26-27"36-37"27-28"
M8-1036-38"28-29"38-39"28-29"
L12-1439-40"30-32"40-42"28-29"
XL16-1841-42"33-35"43-45"30-31"
OS2-1234-40"26-32"36-42"26-30"
S/M2-834-37"26-28"36-38"26-28"
M/L8-1438-40"29-32"39-42"28-30"

Women's Plus Size Chart

SizeDress SizeBustWaistHipTorsoCup
Queen16-1842-43.5"33.5-35"43.5-45"31-32"C-D
1X/2X16-2043-47"36-38"43-47"31-32"D-DD
3X/4X22-2648-52"39-42"48-52"31-32"DD+

Hosiery Size Chart

SizeHeightWeightThigh Width
One Size4'11"-5'9"90-165 lbsN/A
Queen5'0"-5'11"150-220 lbsN/A
1X-2X5'2"-6'0"180-240 lbsN/A
3X-4X5'3"-6'0"235-275 lbsN/A
S/MN/AN/A21"-22.5"
M/LN/AN/A23"-24.5"

Men's Size Chart

SizeChestWaistInseam
S34-36"28-30"31-33"
M38-40"32-34"31-33"
L42-44"36-38"31-33"
XL46-48"40-42"31-33"
S/M36-38"28-32"30-31"
M/L40-44"34-38"31-32"
OS46-62"N/AN/A

How to Measure

Body measurement guide — bust, waist, hips, torso length
BUST
Measure around the widest point of your bust area.
WAIST
Measure the narrowest part of your natural waistline — about 1 inch above your belly button.
HIPS
Measure around the widest point of your bottom.
TORSO
Measure from the top of one shoulder diagonally across the fullest part of your bust to the bottom of your torso.

Stand straight with your feet together and body relaxed for accurate measurements. Measure twice for accurate results.

The size chart is a general guideline for average measurements. Sizes will vary depending on design, cut, style and fabrication. Most items fit true to size unless otherwise noted. If you are between sizes, we suggest sizing up. Reference sizing courtesy of Leg Avenue.

Free Shipping Tab
📦 Discreet Shipping

Free Shipping
on Orders $69+

Or any product with a HOT label — automatic free shipping, no code needed. Plain brown box. Discreet billing. Delivered in 3 business days via USPS Priority.

Under $69
$7.95
Flat-rate USPS Priority — 3 business days to your door.
🔥 HOT-Label Items
FREE
Any single HOT-tagged product ships free — even under $69.
📦

Plain Brown Box

No logos, no graphics, no product names on the outside. Looks like any other package.

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Discreet Billing

Our business name — not "Discreet Toys" — appears on your card statement.

3-Day Delivery

USPS Priority Mail. Tracking number emailed the moment it leaves our warehouse.

How Your Order Arrives

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1
Order Placed

Checkout in under 60 seconds

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2
Packed Discreetly

Plain box, no markings

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3
USPS Priority

Tracking emailed to you

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4
At Your Door

3 business days, average