Under the sea birthday invitations

Turn your kid's birthday party day into an aquatic adventure with under the sea-themed online invitations. RSVP tracking and guest messaging is always included, with no ads, ever.

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Make a splash this year with an under the sea themed birthday party for your little one. Get your party planning off to a fin-tastic start with an under the sea invitation template to customize and send out to your guests. Manage your replies easily via our online system, and message guests directly to send reminders and answer any questions.

Under the sea birthday invitations

Choose from a wide range of under the sea invitation templates to match the theme of your little one’s birthday party. Whether you’re looking for something beautifully minimal, or a template to catch the eye of your guests, we’ve got something to suit every birthday bash.

When to send your ocean-themed birthday invitations

You should aim to send out your ocean birthday invitations between five and six weeks before the big day, in order to give your guests ample time to read and respond to them. You can send handy reminders to those who have opened your invite but haven’t yet RSVP’ed.

What to write in your under the sea invitations

Make sure to include the date, time, and location of the event on your kids’ birthday invitations. Add details of a dress code, if there is one, for example, ‘Fishy Festivities’, ‘Sharks and Shellfish’, or ‘Mermaid Magic’. You’ll also want to include a deadline for RSVPs so that your guests know when they need to respond.

Decorations for your under the sea birthday party

Give your guests a whale of a time with some under the sea themed party decorations and supplies from Paperless Post Party Shop. Invest in great quality tableware, decor pieces, and activities for guests, young and old, to enjoy!

Decorate your table with beautifully illustrated under the sea plates, fish napkins, party cups, and watercolor clam shell plates to serve your food or snacks. With both under the sea and mermaid party supplies available, there are plenty of options to choose from!

Embellish your party venue with blue balloons and streamers to give the space the feeling of an under the sea paradise. Invest in mermaid foil balloons and fringe garlands to give your little mermaid the birthday bash of their dreams.

Encourage some under the sea games and activities with seahorse and shell tattoos, mermaid tattoos, and mermaid pinatas. Give your guests some fun party bags filled with mermaid pinata favors and blue confetti so they can keep the party going once they get home!