At The Base Warehouse, our range of costume tops is made to help you create standout looks for parties, school events, themed celebrations and spontaneous dress-up moments. With plenty of colour, character and classic styles to choose from, it’s easy to find something that fits any occasion.

Easy dress-up options for kids and adults

From bold prints and iconic stripes to playful character-inspired designs, our costume shirts are a simple way to pull an outfit together. They work beautifully for quick costumes, group themes or layering with everyday basics. With options for both kids and adults, these costume tops make family matching, classroom events and community celebrations feel effortless.

Mix and match costume tops — make them your own

At The Base Warehouse, we love giving you the freedom to create a look that feels just right. Wear our costume tops on their own or pair them with pieces from our wider costume range for a more complete outfit, or add extra personality with fun details from our costume accessories.

Create awesome looks at The Base Warehouse

Whether you are planning ahead or pulling something together at the last minute, our costume shirts help make dress-up moments relaxed and enjoyable. Explore The Base Warehouse's range of costume tops today and find the perfect piece to bring your next celebration to life. Start shopping for costumes now and enjoy the fun of dressing up.