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Digital Invitation: What a Slime Workshop Birthday Costs

A digital invitation for a slime workshop birthday costs 29.99 EUR once, not per child. Here is what to warn parents about before the first cup is opened

Send The Joy · October 30, 2026 · 3 min read

Children in oversized old T-shirts mixing green slime beside a phone showing the digital invitation
A digital invitation for a slime workshop birthday costs 29.99 EUR once, not per child. Here is what to warn parents about before the first cup is opened

Twenty kids, one kitchen table, and a pot of neon green slime that will not come off a sleeve. Before you buy the cups and the glitter, there are two questions to settle: how much does a digital invitation for a slime birthday cost, and who is collecting whose child at six? You can build and send the digital invitation today from the catalogue, and it takes less time than driving to the party shop.

Start with the money, because that is what decides the rest. The invitation and the slime workshop are two separate bills. Mixing them is how a birthday budget quietly doubles.

How much does a digital invitation for a slime party cost?

Send The Joy charges 29.99 EUR per invitation, paid once, no subscription. Twenty children do not multiply that number. What you get is a web page for the birthday, not a PDF: you share a link or a QR code and parents open it on their phone without installing anything. If you change the time, the address or the line about old clothes, you edit it and the same link shows the new version. No reprints, no envelopes.

  • One price per event: 29.99 EUR, paid once. Not per child, not monthly.
  • It is a page, not a file: link or QR code, and guests install nothing.
  • Edits after sending stay on the same link, so nobody has to be invited twice.
  • Try it free first: the cover is editable in test mode before you pay.

The workshop is quoted separately: materials and clean-up

Ask the workshop what its price includes. Materials for each child, a disposable apron, a plastic tablecloth, and who wipes the table afterwards are separate lines, and they change the final invoice. Ask whether every child takes their slime home and in what container. If there are no bags, either you buy them or the workshop adds them.

Then keep the two numbers apart. The digital invitation is 29.99 EUR and the workshop is paid on its own terms, unless the provider sells you a package that already covers it.

Children in oversized old T-shirts mixing green slime beside a phone showing the digital invitation
A digital invitation for a slime workshop birthday costs 29.99 EUR once, not per child. Here is what to warn parents about before the first cup is opened

Two bills, not one: the invitation is 29.99 EUR for the whole party, and the slime is whatever the workshop quotes you.

Send The Joy

Digital invitations that say it out loud: old clothes and pick-up

Put the warning on the cover where nobody can miss it: come in old clothes or bring a change, because slime stains and a wet wipe will not fix it. Then use the RSVP questions for the two things you actually need on the day: who is collecting the child, and at what time. A closed question saves you five WhatsApp calls after the last balloon.

Twenty confirmations fit in one list

Replies land inside the invitation in one ordered list, so you are not scrolling between chats to work out who is coming. Set the questions for this party: pick-up, a change of clothes, and whether the child brings their own old T-shirt. With twenty kids, a clear list kills the classic I thought it started at five.

Pick a design that keeps the small print readable. Light colours and one short line work better than a paragraph in italics, and your slime warning is exactly the kind of line people skim. Test the cover free, get the old-clothes sentence and the pick-up time right, then pay the 29.99 EUR and unlock every scene. If a grandparent wants paper, print two or three copies. The link is still where people confirm and where you post the update.

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Send The Joy

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