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    Pikachu Onesie

    $24.95 $49.90
    Impress your friends with our lovely Onesie!

    Girls Princess Jasmine Arabian Belly Dancer Costume

    $29.95 $39.95
    Your girl will look enchanting in this beautiful Jasmine costume!

    Boys Vet Costume for Book Week

    $29.95 $39.95
    Perfect kids vet costume for book week, Halloween parties any dress-up parties!

    Ladies Oktoberfest Bavarian Beer Maid Costume Set - Blue Shirt + Brown Short

    $49.95
    Perfect Costume Idea for Costume Parties, Dress-up Parties, Hens Night Parties, Easter and Halloween!

    Girl Sailor Moon Costume for Book Week

    $29.95
    These lovely costumes features quality white top with blue skirt, red and blue bows with blue tie. No sailor can resist a cute salute.

    Giraffe Onesie

    $24.95 $49.90
    Impress your friends with our lovely Onesie!

    Cow Onesie

    $24.95 $49.90
    Impress your friends with our lovely Onesie!
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    Costume Bay is an 100% Australia local business based in Sydney to provide a large range and high quality of costumes, including animal onesies, adult onesies, onesies for kids, as well as oktoberfest costumes, gatsby dress, great gatsby costume, lederhosen, 1920s dress, flapper dress and much more.


    Onesie became very popular during the late 2000s and early 2010s as a street fashion, especially in the UK and Australia. Costume Bay, as one of the well known onesie Australia supplier, committed to supply high quality onesies and great after sales services that meet the customer's needs. There's no better place to find all kinds of Onesie & Costumes you need at best price. Costume Bay has the onesies you need at a price you'll enjoy.


    At Costume Bay, our goal is to achieve 100% satisfaction from our customers and bring you the best value for money. If you have any queries regarding our products and services, please contact us at admin@costumebay.com.au