A personalised mermaid theme birthday invitation card with mermaids, a seashell throne and a sandcastle framing your party details in bright ocean colours. Ready to share within 48 hours.
Mermaid birthday card: key details
- Theme: Mermaids and under the sea
- Best for: 1st birthday, girls’ birthday parties, mermaid and under the sea themes
- Style: Digital birthday card
- Format: Portrait digital card, ready to share on WhatsApp and Instagram
- Personalised with: Child’s name and age, date and time, venue and address, and an RSVP contact
- Delivery: Within 48 hours
Frequently asked questions
Can I send this mermaid theme card on WhatsApp?
Yes. You receive a digital image sized for phones, ready to send on WhatsApp or post on Instagram.
Can I get it animated?
Yes. We also make animated birthday posters, or you can choose an invitation video for a full animated story. Compare options →
Who makes the card?
Our designers personalise every invitation and check every detail before it’s delivered.




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