- S (AU 6-8) - $43.99
- M (AU 10-12) - $43.99
- L (AU 14-16) - $43.99
Womens Marvel Eternals Sersi Costume - Superhero Tunic & Leggings Set
DELIVERY
- Dispatch: Within 24 Hours
- Registered & Express Post for ALL Orders.
- Pick up is available.
- Easy 14 days returns and exchanges
RETURNS
If you do not like the product you can return it within 14 days - no questions asked. This excludes stockings, gloves, swimwear and clearance sale items. We have an easy and hassle-free return policy. Please look at our Delivery & Returns section for further information.
PRODUCT DETAILS
What's in the Box
- Digitally printed tunic top with silver foil accents, foam-backed collar, and attached cape panels
- Matching full-length leggings with elastic stirrups
This Womens Marvel Eternals Sersi Costume brings the cosmic-powered superhero from the Marvel film straight to your next convention or costume party. The emerald green tunic features digitally printed armor graphics with metallic silver accents across the chest and shoulders, creating that dimensional superhero-suit effect fans recognise.
The wet-look fabric has athletic sheen and stretch, while the foam-backed collar stands tall at the neckline. White cape panels drape from the shoulders, and the flared tunic hemline layers over full-length leggings with built-in stirrups that anchor under your shoes. Green-to-white gradient sleeves complete the screen-accurate look.
Perfect For
Comic Conventions & Cosplay Events: A standout pick for Marvel fan meetups, comic-cons, or superhero cosplay gatherings where you want screen-accurate detail without custom tailoring.
Halloween & Costume Parties: Works brilliantly for Halloween, themed pub crawls, or superhero costume parties — the built-in cape and metallic accents mean you don't need to hunt down separate accessories.
Marvel Movie Premieres & Fan Events: Perfect for Eternals screenings, Marvel marathon nights, or themed birthday parties where the group's dressing as Avengers-adjacent heroes.
How to Wear It
Pair with white sneakers or ankle boots to match the costume's white accent areas. Skip heavy jewellery — the silver foil detailing provides enough sparkle. Hair pulled back shows off the structured collar best.
Buyer FAQs
What size should I order?
Check the size chart for bust and hip measurements. The tunic is form-fitting through the torso, so if you're between sizes and prefer a looser fit, size up. The leggings have good stretch.
Can I wear this over regular clothes, or is it meant as a standalone outfit?
This is designed to be worn as your outer layer — the digitally printed graphics look best without bulky underlayers. A seamless sports bra works well underneath the tunic.
How do I care for the silver foil accents?
Hand wash cold, turn inside out to protect the foil print. Hang to dry — no tumble dryer, as heat can lift the metallic transfers. The foil is sewn but treat it gently for longevity.
Does the cape detach, or is it sewn in?
The white cape panels are stitched into the shoulder seams — they're part of the tunic, not removable. This keeps the silhouette consistent and means nothing shifts out of place while you're wearing it.
Care:Hand wash cold inside out, hang dry, no iron on foil areas.
SHIPPING & RETURNS
Returns Policy
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at sales@kidsbookweekcostumes.com.au.
If your return is accepted, we’ll send you a return form, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
Shipping
We offer Flat Rates $9.8 for Registered Post or $14.8 for Express Post within Australia.