Costume Buying Complete Guide: Choosing, Sizing and Styling Any Costume

Guide12 min read

By Shaheen Arif, Founder and Editor · Editorially reviewed by Talha N. Ch for clarity, sourcing and product-claim accuracy · About us · Updated October 31, 2026

Quick answer

This costume buying complete guide: choosing, sizing and styling any costume comes down to matching a costume to your event, checking a real body measurement against the retailer's own size chart, and planning accessories before you buy or rent. Whether you are renting a licensed suit or buying a fabric costume to keep, the same checks apply before you pay.

Event type and dress code (party, workplace, trick-or-treating, themed night)
Body measurements compared to the specific costume's size chart
Rent versus buy, including any deposit or return window
Fabric, coverage and comfort for standing, sitting and walking
Accessories, shoes and makeup needed to complete the look
Delivery or pickup timing relative to your event date

Key takeaways

Costume size charts are set by each brand or retailer, so a "medium" costume does not always match a medium in everyday clothing.
Rental costumes often carry a refundable security deposit that is separate from the rental price and is sometimes collected at pickup rather than at checkout.
Group costumes hold together better when every piece, including shoes and accessories, is confirmed before the event rather than assembled at the last minute.
Period, superhero and character costumes tend to look less convincing without the matching accessories the style calls for, such as capes, fangs or contact lenses.
Comfort for an evening of standing, sitting and moving matters as much as how a costume photographs.

Definitions

Costume sizing chart

A costume sizing chart is a measurement table published by the costume brand or retailer, usually listing bust, waist, hip and sometimes height ranges for each labeled size. It is specific to that costume, not a universal clothing size.

Security deposit (rental)

A security deposit is a separate, often refundable amount a rental company holds in case a costume is damaged, lost or returned late. It is typically disclosed on the product listing and is not included in the displayed rental price.

Costume silhouette

Silhouette refers to the overall shape a costume creates on the body, such as fitted, structured or flowing. It is one of the first things to check against a character or theme reference image before choosing a size.

Core concepts

How costume sizing differs from everyday clothing sizing

Costumes are often manufactured by specialty companies with their own size tables, and stretch fabric, structured pieces (vests, capes, corsetry) and layered designs can all shift how a labeled size actually fits. A rental listing such as the Evil Lord Damian Vampire costume, which is described as available in sizes small through extra large, is a reminder to compare your own measurements to the chart rather than assuming your usual clothing size will carry over.

Renting versus buying a costume

Renting can make sense for a single event, especially for detailed character looks like a Beetlejuice inspired striped suit rental, where a refundable deposit is held separately from the rental fee. Buying tends to suit costumes you expect to wear more than once, want to alter, or plan to keep as a wearable piece rather than return.

Building a complete look through layering and accessories

A base costume is only part of the finished look. Licensed or character costumes, such as the Incredibles Mrs. Incredible costume, are generally described as a complete garment, but the overall effect still depends on shoes, hair and any makeup you add. Horror and period characters especially rely on accessories like fangs, contacts or props to read clearly from a distance.

Matching fabric and construction to the event

Structured, historically styled pieces like the Colonial Fancy Red Lady Alma costume are built differently than a simple printed t-shirt costume, and that affects how they should be sized, cared for and moved in. Before buying, consider whether the event involves a lot of walking, sitting at tables, or standing for photos, since structured garments can feel different in each situation.

Decision framework

The steps at a glance.

Define the event: party, trick-or-treating, workplace event, convention or themed night, and check any dress code or prop restrictions in advance.
Decide whether to rent or buy based on how often you expect to wear the costume and whether you want to keep it afterward.
Measure your bust, waist and hip (or chest and waist for menswear-style costumes) and compare those numbers directly to the specific costume's size chart rather than your everyday clothing size.
Choose the base costume piece, checking the listing for included components versus items sold separately.
List every accessory the look requires, including shoes, wigs, masks or makeup, and source them before the event rather than after.
Confirm the retailer's delivery or pickup timeline, return or exchange window, and, for rentals, the deposit amount and rental length.
Do a trial fitting a few days ahead of the event so there is time to exchange or adjust if something does not fit as expected.

Real-world scenarios

A themed costume party with a spooky dress code

For an evening party built around a dark or gothic theme, a structured option like the Beetlejuice striped suit rental or the Evil Lord Damian Vampire costume can work well, since both are described as complete, stylized looks. The decision framework applies directly here: confirm your size against the chart, note the deposit terms, and plan fang or contact lens accessories ahead of time rather than at the door.

A family or workplace superhero theme

When a group is coordinating around a recognizable franchise, a licensed option such as the Mrs. Incredible costume helps keep the group's look consistent. Because the listing describes a snug fit, checking your measurements against the chart matters more than it would for a loose-fitting costume.

A historical or colonial-themed event

For reenactments, themed fundraisers or period-style parties, a structured piece like the Colonial Lady Alma costume benefits from the same fitting and layering checks described in the core concepts section, plus attention to how the garment moves when seated for long stretches of an event.

Common mistakes

Ordering by everyday clothing size. This can result in a costume that is too tight or too loose, since costume charts are brand-specific. Always compare your own measurements to the listed chart before choosing a size.
Not budgeting for a rental deposit. A deposit collected separately from the rental price can be an unwelcome surprise at pickup. Confirm the deposit amount and whether it is due at checkout or pickup before committing.
Leaving accessories for the last minute. A costume without its matching shoes, wig or props can look unfinished. Plan and source every piece at the same time you choose the base costume.
Choosing for photos only. A costume that looks great in a still image can still be uncomfortable to sit or dance in for hours. Test range of motion during a trial fitting, not just how it looks standing still.
Skipping a trial fitting. Waiting until the day of the event to try on a costume leaves no time to exchange a wrong size. Try it on several days ahead whenever possible.
Mismatched footwear. Modern sneakers under a period or character costume can undercut an otherwise convincing look. Choose shoes that fit the costume's era or style.
Ignoring the return or exchange window. Purchased costumes can have limited timeframes for exchanges. Note the window at the time of purchase so you are not stuck with a poor fit.
Overlooking venue rules. Some events restrict fake weapons, full-face masks or certain props. Check event guidelines before finalizing accessories.

Limitations and checks

Costume availability, exact sizing ranges, included components and deposit amounts can all change and vary by retailer, so details mentioned here should be verified directly on the current product listing before you buy or rent. This guide does not have access to live stock levels, current pricing or guaranteed shipping windows, and it does not include hands-on fit testing of any specific costume. Color and fabric can also appear differently on screen than in person, so check the listing's own photos and description for the most current details, and confirm return, exchange and deposit policies with the retailer before completing a purchase or rental.

Shop the picks

Products and prices from Abracadabra NYC, checked on October 31, 2026. Prices and availability can change; confirm on the retailer's page.

Verified product details

Copied from each retailer's product data on October 31, 2026. We did not test these products. Confirm sizes, compatibility, included accessories and other specifications on the official product page before you buy.

Retailer-listed details for the products in this guide
Model	What the retailer lists	Price checked	Official page
Premium Beetlejuice Inspired Striped Suit Adult Costume	SECURITY DEPOSIT: $400 ** Please note that the security deposit is not added to your cart at the time of check out. Rentals can be kept for up to three days, please contact the store if planning on renting for longer....	$150.00	Check Premium Beetlejuice Inspired Striped Suit Adult Costume at Abracadabra NYC
Evil Lord Damian The Vampire Adult Costume	SECURITY DEPOSIT: $450 Explore your dark side with the Evil Lord Damian Vampire Adult Costume. This high-quality, victorian-inspired costume includes a satin black cape with a dramatic high collar and red interior, a...	$150.00	Check Evil Lord Damian The Vampire Adult Costume at Abracadabra NYC
Incredibles Classic Mrs. Incredible Adult Costume	Shine like your super-hero alter-ego in this classic Mrs. Incredible Adult Costume! With vibrant colors and a snug fit, you'll be ready to stretch the limits of your superpowers!	$51.95	Check Incredibles Classic Mrs. Incredible Adult Costume at Abracadabra NYC
Colonial Fancy Red Lady Alma Adult Costume	SECURITY DEPOSIT: $450 ** Please note that the security deposit is not added to your cart at the time of check out. Rentals can be kept for up to three days, please contact the store if planning on renting for longer....	$200.00	Check Colonial Fancy Red Lady Alma Adult Costume at Abracadabra NYC

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Bottom line

Choosing, sizing and styling any costume comes down to a few repeatable checks: confirm the event and any dress code, measure yourself against the specific costume's chart rather than your usual clothing size, decide whether renting or buying fits your plans, and line up accessories early. A group superhero night suits a licensed option like Mrs. Incredible, a gothic or horror party suits a rental like the Beetlejuice suit or Evil Lord Damian Vampire costume, and a historical event suits a structured piece like Colonial Lady Alma. Whichever direction you take, verify current size charts, deposits and return terms on the retailer's page, and browse the current best sellers for additional ideas before you commit.

Frequently asked questions

How do I find my correct costume size?

Measure your bust, waist and hip (or chest and waist for menswear-style costumes) with a flexible tape measure, then compare those numbers to the specific costume's own size chart rather than relying on your everyday clothing size. Costume sizing varies by brand and style, so checking the chart on each listing is the most reliable approach.

Should I rent or buy a costume?

Renting tends to suit a single event or a highly detailed character look, since it avoids storing a costume you may not wear again, while buying suits costumes you plan to wear more than once or want to keep. Factor in any rental deposit and rental length before deciding which option fits your plans.

What is a costume security deposit?

A security deposit is a separate, often refundable charge a rental company holds against damage or late return, distinct from the rental price itself. It may be collected at checkout or at pickup depending on the retailer, so check the listing for how and when it applies.

How can I make a store-bought costume look more complete?

Add accessories specific to the character or theme, such as matching shoes, a wig, makeup or props, since a base costume alone often reads as unfinished without them. Planning these pieces at the same time you choose the costume helps avoid last-minute gaps.

What should I check before buying a plus size costume?

Check that the retailer's plus size chart lists measurements that match your own, since plus size ranges and available styles vary between brands. Reviewing construction details like stretch fabric or adjustable closures can also help gauge fit before you order.

Can I return a costume if it does not fit?

That depends entirely on the retailer's stated return or exchange policy, which can differ for purchased versus rented costumes. Always check the specific listing or contact the retailer for its current return window and conditions before buying.

How far in advance should I buy or rent a costume?

Order early enough to allow for a trial fitting and, if needed, an exchange before your event date, since popular sizes and styles can sell out closer to major events. For rentals, also confirm the rental period length so the costume arrives in time and is returned on schedule.

Do costumes run true to clothing size?

Not reliably, since costume manufacturers set their own size charts that can differ from standard clothing sizing. Comparing your actual measurements to the chart on each specific costume listing is more accurate than assuming your usual size will fit.

Sources and further reading

Independent references on topics covered in this guide. We are not affiliated with these organizations.

CPSC: Consumer product safety

Official product pages: manufacturer and retailer pages for the specifications above. These are partner links: we may earn a commission.

Abracadabra NYC: Premium Beetlejuice Inspired Striped Suit Adult Costume product page
Abracadabra NYC: Evil Lord Damian The Vampire Adult Costume product page
Abracadabra NYC: Incredibles Classic Mrs. Incredible Adult Costume product page
Abracadabra NYC: Colonial Fancy Red Lady Alma Adult Costume product page

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