Featured
Blue Stitch Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Cow Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Winnie the Pooh Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Penguin Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Eeyore Donkey Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Olaf Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Green Dinosaur Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Girls Light Up LED Tutu Dress Dance Short Mini Skirt Dancewear
$9.95
Layered ballet tutu with led lights, made of high quality materials, with vibrant colors, soft and comfortable to wear. Perfect for dance, ballet, school performance, book week, costumes parties, dress up, jazz and tap, pageant, carnival, celebrations, photography and birthday party.
Jump Tiger Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
Grey Koala Onesie
$34.98 $49.90
Impress your friends with our lovely Onesie!
New Product
White Retro Top - 70s Short Sleeve Vintage Blouse
$24.95
This white retro top features a classic 70s style with short sleeves. A versatile piece that pairs effortlessly with jeans, skirts, or retro-inspired outfits. Perfect for casual wear, themed parties, or vintage fashion lovers.
Rainy Day Buddy – Kids Umbrella with Cute Prints
$29.95 $39.95
Brighten up rainy days with this fun and colourful kids cartoon umbrella. Featuring adorable prints like a duck, dinosaur, cat faces, and construction trucks. With a safe, rounded shape and child-friendly handle, it’s perfect for little hands and big smiles.
1920s Womens Vintage Boutique Beaded Sequin Flapper Cape - Red
$49.95
Exquisite decoration is what this 1920s cape will show to everyone, absolutely boutique. The whole shawl art deco with sequins and beads, look vintage and luxury. All the decoration embellished on the soft tulle, provide a softness and lightness feeling. The zig zag hemline design looks fancy and chic. This 1920s shawl is perfect to go with 1920s flapper dress, great for wedding/evening /party occasion.
1920s Womens Vintage Boutique Beaded Sequin Flapper Cape - Black/Silver
$49.95
Exquisite decoration is what this 1920s cape will show to everyone, absolutely boutique. The whole shawl art deco with sequins and beads, look vintage and luxury. All the decoration embellished on the soft tulle, provide a softness and lightness feeling. The zig zag hemline design looks fancy and chic. This 1920s shawl is perfect to go with 1920s flapper dress, great for wedding/evening /party occasion.
1920s Womens Vintage Boutique Beaded Sequin Flapper Cape - Black/Gold
$49.95
Exquisite decoration is what this 1920s cape will show to everyone, absolutely boutique. The whole shawl art deco with sequins and beads, look vintage and luxury. All the decoration embellished on the soft tulle, provide a softness and lightness feeling. The zig zag hemline design looks fancy and chic. This 1920s shawl is perfect to go with 1920s flapper dress, great for wedding/evening /party occasion.
1920s Womens Vintage Boutique Beaded Sequin Flapper Cape - Black
$49.95
Exquisite decoration is what this 1920s cape will show to everyone, absolutely boutique. The whole shawl art deco with sequins and beads, look vintage and luxury. All the decoration embellished on the soft tulle, provide a softness and lightness feeling. The zig zag hemline design looks fancy and chic. This 1920s shawl is perfect to go with 1920s flapper dress, great for wedding/evening /party occasion.
Happy Halloween Banner Black Flags
$9.95
This Halloween flag banner features a fun and spooky "Happy Halloween" design with black flags, ghosts, and pumpkins. Perfect for decorating parties, windows, walls, and doors.
Halloween Bat Wall Sticker Set
$7.95
Create a spooky atmosphere with these Halloween bat wall stickers. Perfect for home, school, or party decor. Easy to apply and remove. Add a fun fright to any room!
Spooky Halloween Party Banner Set – Bats, Swirls & Hanging Décor
$29.95
Transform your space into a haunted party zone with this vibrant Halloween banner set! Includes spooky bunting, flying bats, swirl hangers, honeycomb balls, and triangle flags—perfect for parties, doorways, classrooms, or eerie home décor.
Dual Pack Reading Glasses – Sleek Black Frames
$16.95
Stylish 2 pack reading glasses with black rectangular frames. Choose your preferred magnification level—each set includes two pairs of the same strength. Lightweight and comfortable for everyday wear.
Giant Pepperoni Pizza Hat – Funny Food Costume Accessory for Parties & Cosplay
$29.95
Add a slice of fun with this pizza hat featuring a realistic pepperoni print. Lightweight and comfortable to wear, it's the perfect quirky accessory for parties, festivals, or dress-ups.
Bold Ketchup Bottle Print Bodysuit for Adults – Perfect for Halloween
$49.95
Add a splash of fun to any event with this unisex Ketchup Print Bodysuit Costume! Featuring a bold red design and playful ketchup bottle graphic, it’s perfect for parties, Halloween, or group dress-ups. Lightweight, sleeveless, and comfy to wear all day.
Women's Printed Leggings - Spider Web Garter Design
$29.95 $39.95
Printed leggings are a trendy and fashionable piece of clothing that offers comfort and style. They are typically made of a stretchy and breathable fabric, and are designed to fit snugly on the legs. Printed leggings are versatile and can be worn in a variety of settings, from casual to dressy. Whether you want the look for a sexy costume party, for Halloween or just a fun textured fashion effect for everyday wear.
Women’s Leg Warmers – Comfort & Support for Yoga, Dance & Pilates in Stylish Colours
$19.95
These yoga leg warmers offer soft, breathable comfort and a secure fit, making them ideal for yoga, Pilates, ballet or dance. Great for home workouts, studio sessions, or travel, they help keep muscles warm and supported through every stretch and pose.
1920s Womens Vintage Boutique Beaded Sequin Flapper Cape - Beige
$49.95
Exquisite decoration is what this 1920s cape will show to everyone, absolutely boutique. The whole shawl art deco with sequins and beads, look vintage and luxury. All the decoration embellished on the soft tulle, provide a softness and lightness feeling. The zig zag hemline design looks fancy and chic. This 1920s shawl is perfect to go with 1920s flapper dress, great for wedding/evening /party occasion.
All-in-One Birthday Party Decoration Set for Any Age
$19.95
Celebrate in style with this Happy Birthday Package featuring green, gold, and white balloons, banners, and a cake topper. A perfect set for a festive and elegant birthday setup.
Women's Pink Peach Princess Costume Dress Set
$49.95
This women's short dress set in pink peach includes gloves and a crown, perfect for themed parties and special occasions. The stylish and elegant design makes it a great choice for cosplay, birthdays, or costume events.
Women's 70s Hippie Costume Orange Retro Festival Outfit
$49.95 $59.95
Embrace the bold spirit of the 70s with this vibrant orange retro hippie costume. Perfect for disco parties, music festivals, Halloween, and themed events, this stylish outfit ensures you stand out in comfort with a groovy, vintage-inspired look.
Classic Retro Pants Set White Top Vintage-Inspired Outfit
$44.95
Step into vintage style with this retro pants and white top set, perfect for themed events, parties, or casual wear. Designed for comfort and style, it blends classic aesthetics with modern comfort.
Women's White Xmas Dress Set
$59.95 $69.95
This White Xmas Dress set includes a stylish dress, matching hat, and boot covers. Designed for a festive holiday look, it’s perfect for Christmas parties, cosplay, and themed events. A fun and sexy choice for holiday celebrations.
Trending
Pikachu Onesie
$29.98 $49.90
Impress your friends with our lovely Onesie!
Girls Princess Jasmine Arabian Belly Dancer Costume
$34.95 $39.95
Whisk your little one away on a magic carpet ride with our Girls Princess Jasmine Arabian Belly Dancer Costume! Inspired by the exotic beauty of Agrabah, this enchanting costume captures the essence of Princess Jasmine's adventurous spirit. Crafted with attention to detail, it features a shimmering turquoise bodice adorned with intricate gold detailing, reminiscent of Arabian royalty.
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
$39.95 $49.95
Transform into the iconic Sailor Guardian with Girl Sailor Moon Costume for Book Week! Perfect for little ones who love adventure and magic, this costume captures the essence of the beloved anime character. Crafted with attention to detail, it features a stunning sailor-style dress in Sailor Moon's signature colors of blue, white, and red, adorned with her iconic brooch and bow.
Belly Dance Hip Scarf Wrap Belt Tribal 268 Coins
$29.95 $39.95
Women's Belly Dancing Belt Hip Scarf with 268 Coins, Velvet Dance Waist Chain Wrap Skirt Straps, for Professional Dancers Performance, Costume Parties, Costume Belt Accessory Idea Gift.
Captain America Kids Raincoat
$29.95 $39.95
Licensed Disney Captain America Raincoat with bag cover. Made with environmental protection PVC Suitable for Children between 90 ~ 160CM height. Perfect Raincoat for raining days and for book week parties and any dress-up parties!
Kids Red Dinosaur Onesie
$29.98 $49.90
Impress your friends with our lovely Onesie!
Kids Kangaroo Jumpsuit
$39.95 $49.95
Whether for cosplay, costume party, sleepwear, or just simply chilling out, you will be sure to have a good time, and be very comfortable doing so. Our unisex Jumpsuit are aimed to be comfortable and adorable at the same time, for both men and women, adults and kids. They are very easy to slip on and button up. While they are baggy enough to offer a comfortable range of movement, the fleece material of the Onesie will keep you warm at the same time. We offer four range of adult sizes and 5 kids sizes to make sure you get the best fit. Our Jumpsuit are easy to put on and so comfy, you would never want to take them off!
Kids Kangaroo Jumpsuit with Joey
$49.95 $54.95
Whether for cosplay, costume party, sleepwear, or just simply chilling out, you will be sure to have a good time, and be very comfortable doing so. Our unisex Jumpsuit are aimed to be comfortable and adorable at the same time, for both men and women, adults and kids. They are very easy to slip on and button up. While they are baggy enough to offer a comfortable range of movement, the fleece material of the Onesie will keep you warm at the same time. We offer four range of adult sizes and 5 kids sizes to make sure you get the best fit. Our Jumpsuit are easy to put on and so comfy, you would never want to take them off!
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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