Breathalyzer Costume
Be the life of the party with this interactive, funny costume.
The Breathalyzer costume is a classic, humorous choice for adult Halloween parties and social gatherings. It features a lightweight foam tunic styled like an alcohol testing machine, complete with a colorful dial and a flexible blowing tube. People choose this look to bring interactive, lighthearted fun to any event.
- Difficulty
- Easy
- Time
- ~15 min
- Budget
- $25–55
Try it on
See yourself as Breathalyzer
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
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Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Breathalyzer costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Breathalyzer costume — one box instead of 5 pieces.
Breathalyzer foam tunic
A white rectangular foam tunic with printed graphics showing a colorful meter dial and a movable needle.
DIY: Cut a large piece of white foam board into a rectangle, draw a colorful meter dial with markers, and attach shoulder straps.
Flexible plastic tube
A clear, flexible plastic hose or tube that attaches to the front of the tunic.
DIY: Use a clean piece of clear vinyl tubing or a flexible plastic straw.
Black long-sleeve shirt
A plain, solid black long-sleeve shirt to wear underneath the tunic to make it stand out.
DIY: Use any plain dark t-shirt or long-sleeve shirt from your closet.
Black pants
Comfortable black jeans, pants, or leggings to complete the neutral base look.
DIY: Wear any dark pants or jeans you already own.
Black sneakers
Simple, comfortable black sneakers or casual shoes for walking around.
DIY: Wear any comfortable dark shoes.
Rather not assemble it? See ready-made Breathalyzer costumes at Spirit Halloween ↗
How to put it together
- 1
Put on the plain black long-sleeve shirt and black pants to create a solid, neutral background.
- 2
Slip the white foam breathalyzer tunic over your head, adjusting the shoulder straps so it sits flat against your chest.
- 3
Securely attach the clear plastic tube to the designated port on the front of the tunic.
- 4
Ensure the interactive dial needle is attached to the center of the meter so it can be manually spun.
- 5
Put on your comfortable black sneakers and adjust the side straps of the tunic for a secure fit.
Makeup & hair
Keep your hair and makeup simple and natural, as the focus of this look is entirely on the humorous, interactive tunic.
Breathalyzer for couples, groups, kids & more
- couples
- Pair up with someone dressed as a police officer, a giant beer bottle, or a red party cup.
- group
- Have a group dress as different alcoholic beverages while one person wears the breathalyzer costume to 'test' everyone.
- kids
- This mature-themed costume is not recommended or designed for children.
- Plus size
- The open-sided tunic design with adjustable side straps easily accommodates most body types comfortably.
Tips
- Keep the tube clean or carry sanitizing wipes if you plan on letting friends pretend to blow into it.
- Wear lightweight layers underneath, as foam tunics can trap body heat in crowded indoor venues.
- Position the tunic high enough on your torso so you can sit down comfortably without bending the foam.
Breathalyzer costume FAQ
- How does the interactive dial work on the breathalyzer costume?
- Most versions feature a plastic or fabric needle attached to a central grommet, allowing you or your friends to manually spin it to different levels like 'Sober' or 'Wasted'.
- What should I wear underneath a breathalyzer costume?
- Plain black clothing like a t-shirt, long-sleeve shirt, and jeans or leggings works best to make the white tunic stand out.
- Can I make a DIY breathalyzer costume?
- Yes! Use a large cardboard box painted white, draw a colorful meter dial with markers, and attach a piece of clear plastic tubing for the mouthpiece.
Did you know? Interactive costumes like the breathalyzer gained massive popularity in the early 2000s as party-goers looked for wearable icebreakers.