Runmeihe One-Piece Romper Baby Halloween Costume with Ear Hat, 12-18 Months (100cm)

£21.47 (as of 02/21/2026 09:53 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

Runmeihe one-piece romper baby Halloween costume set with a black knitted bat ear hat, bat wing detail and button closure from toe to crotch. This 12-18 month (100cm) variation sits within a 0-18 month range, so check the selected size before ordering.

SKU: B0FPPJBTLH Category:

Quick Summary

The Runmeihe one-piece romper baby Halloween costume is a Halloween outfit set for babies aged 0-18 months, shown here in the 12-18 month (100cm) variation. It includes a black knitted bat ear hat and a black bat wing shape under the armpit, with a plain black onesie and button closure from toe to crotch.

The outfit is described as a cute and comfortable choice for Halloween parties, cosplay parties, indoor costumes, photo props, stage performances, birthday parties, family gatherings, and other special occasions.

Who It Is Best For

This outfit is for parents looking for a baby Halloween costume in a specific size variation. The stated size range runs from 0-18 months, so it is worth checking the selected chart and choosing the right fit for your baby before ordering.

Key Details

DetailVerified information and buyer relevance
Product nameRunmeihe one-piece romper baby Halloween costume with ear hat.
Variation shownHalloween, 12-18 month (100cm), so the selected size should be checked carefully.
Age range0-18 months, with more subdivided sizes mentioned for fit checking.
Included design elementsBlack knitted bat ear hat, black bat wing shape under the armpit, and plain black onesie.
ClosureButton closure from toe to crotch for dressing and diaper changes.
Stated material blend95% soft cotton and 5% spandex.
Intended occasionsHalloween parties, cosplay parties, indoor costumes, photo props, stage performances, birthday parties, family gatherings, and other special occasions.

Why Buyers Choose It

  • The toe to crotch button closure gives a clear dressing and changing point.
  • The included bat ear hat and bat wing shape create a themed costume set rather than a plain romper.
  • The stated 0-18 month size range and subdivided sizes give buyers a reason to check fit before ordering.

What To Know Before You Buy

Check the selected size carefully, as this listing is for the 12-18 month (100cm) variation within a wider 0-18 month range. The outfit is presented as a costume set with a hat and onesie, so make sure the chosen variation matches the age and size you need. The fabric blend is stated as 95% soft cotton and 5% spandex.

Common Buyer Questions

What comes with the costume?
The set includes a black knitted bat ear hat and a black bat-themed onesie with wing detail.

How does it fasten?
It has a button closure from toe to crotch.

What size is this version?
This variation is shown as 12-18 month (100cm), within a broader 0-18 month range.

Where can it be used?
It is listed for Halloween parties, cosplay parties, photo props, stage performances, birthday parties, family gatherings, and other special occasions.

Final Buying View

If you want a baby Halloween costume set with a bat-themed look, this Runmeihe romper pairs a onesie with an ear hat and a button fastening. Review the 12-18 month (100cm) variation carefully before ordering to make sure it suits your baby.

Brand

Runmeihe

Manufacturer

Runmeihe

Binding

Apparel

Model

Runmeihe-cp-230909

Color

Halloween

Width

0.78346456613 inches

Height

12.598425184 inches

Length

8.661417314 inches

Size

12-18 Month (100cm)

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