| SIZE | OS | S | M | L |
| Dress Size | One Size | 4-6 | 8-10 | 12-14 |
| Bust | 34.5-40.5" | 34.5-35.5" | 36.5-37.5" | 39-40.5" |
| Waist | 26-32" | 26-27" | 28-29" | 30.5-32" |
| Hip | 36-42" | 36-37" | 38-39" | 40.5-42" |
| Inseam | 27.5" | 28" | 28.5" |
Immortal Mistress Costume Dress
$73.00
Black Friday Sale
20% Off $25+ Code: BF2025% Off $100+ Code: BF25
30% Off $175+ Code: BF30
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Description
Enslave them, body and soul with the iconic Immortal Mistress Halloween costume by Leg Avenue. Sultry, elegant, and absolutely irresistible, this sexy Halloween costume is sure to take their breath away (literally). The 3 PC costume includes a deep-V body hugging dress with classic tentacle hem and tattered sleeves, sequin belt, and a spooky glitter bat necklace. Pair with your favorite heels and let your inner Morticia shine!
- PACKAGE INCLUDES: tentacle dress, belt, necklace
- FIT & STYLE: This dark sexy costume features a sultry deep V-neck and body-hugging high slit dress for a perfect mistress of the night vibe.
- MATERIALS/ CARE: Hand wash cold, Do not bleach, Drip dry, Do not iron
- OCCASION: This sexy Halloween costume is sure to make heads turn anywhere, from the Halloween party to the cosplay convention.
- FEATURES: Tattered edges and a sexy silhouette make this a spooky Halloween costume that's unforgettable.
- COMPLETE THE LOOK: Pair with a Leg Avenue costume wig and grab some friends for the ultimate spooky family affair.
Size Chart
Costumes & Lingerie Size Chart
| SIZE | XS | S/M | M/L | XL |
| Dress Size | 0-2 | 2-8 | 8-14 | 16-18 |
| Bust | 32.75-33.5" | 34.5-36.5" | 37.5-40.5" | 42-43.5" |
| Waist | 24.25-25" | 26-28" | 29-32" | 33.5-35" |
| Hip | 34.25-35" | 36-38" | 39-42" | 43.5-45" |
| Inseam | 27" | 29" |
How to Measure
Women's Plus Size Chart
| SIZE | Queen | 1X/2X | 3X/4X |
| Dress Size | 16-18 | 16-20 | 22-26 |
| Bust | 42-43.5" | 42-46" | 48-52" |
| Waist | 33.5-35" | 33-37" | 38-42" |
| Hip | 43.5-45" | 43-47" | 48-52" |
| Cup | C-D | D-DD | DD+ |
Hosiery Size Chart
| SIZE | One Size | Queen | 1X-4X |
| Height | 4'11"-5'9" | 5'0"-5'11" | 5'2"-6'0" |
| Weight | 90-165 lbs | 150-220 lbs | 180-275 lbs |
| SIZE | S/M | M/L |
| Thigh Width | 21"-22.5" | 23"-24.5" |
Men's Size Chart
| SIZE | S | M | L | XL |
| Chest | 34-36" | 38-40" | 42-44" | 46-48" |
| Waist | 28-30" | 32-34" | 36-38" | 40-42" |
| Inseam | 31-33" | 31-33" | 31-33" | 31-33" |
| SIZE | S/M | M/L | OS |
| Chest | 36-38" | 40-44" | 46-62" |
| Waist | 28-32" | 34-38" | N/A" |
| Inseam | 30-31" | 31-32" | N/A" |
How to Measure
Children's Size Chart
| SIZE | XS | S | M | L |
| Age | 3-4 | 4-6 | 7-10 | 10-12 |
| Chest | 22" | 24.5" | 26" | 28.5" |
| Height | 28-32" | 32-42" | 42-49" | 50-55" |
| SIZE | XXS | S/M | M/L | XL |
| Age | 2-3 | 4-10 | 8-12 | 11-13 |
| Chest | 20" | up to 26" | up to 28" | 30" |
| Height | 24-28" | up to 45" | up to 55" | 54-59" |
Shipping
Important Shipping Update
In celebration of the holidays, our warehouse will be closed on November 28th & 29th. Orders will not be shipped during this time. Shipping will resume on December 2nd. Happy Thanksgiving!🦃
For full shipping details: Shipping & Delivery. All overnight orders placed Friday will be delivered on Monday!
Shipping Options
Applies To Orders Delivered To 48 States Within The United States (U.S.):
| Shipping Method (In-Transit Time) |
Order Today Before (PST) |
Cost | Free Over |
| Standard (3-5 business days) |
12:00 PM | $5.95 | $50 |
| Expedited (2 business days) |
12:00 PM | $20 | N/A |
| Prioirty (1 business day) |
12:00 PM | $25 | N/A |
Orders Delivered To Alaska, Hawaii, U.S Territories and APO/FPO/DPO
| Shipping Method (In-Transit Time) |
Order Today Before (PST) |
Cost | Free Over |
| Standard (3-5 business days) |
12:00 PM | $9.95 | N/A |
Returns
For full Return details: Returns Policy.
Returns
Halloween Costumes and Costume Accessories purchased between Oct 15 and Oct 31 are not eligible for refunds or exchanges. All costume purchases made during this period are final sale.
Lingerie, Hosiery, Swimwear, Face Masks, Clearance Items & items marked Final Sale are final sale. Due to the intimate and sensitive nature of these items, they are ineligible for returns.
Eligible merchandise can be returned to Leg Avenue for store credit or refund within 30 days of purchase. Returns must be in original condition in which they were received (unwashed, unworn, and with the original tags & packaging).
We will issue a store credit or refund for eligible returned items, as well as associated state tax. Original shipping fees are not refundable unless the error was on our end.