Reusable cups at events: make the return easy

A reusable cup is only the visible part of a much longer journey. Someone has to supply it, explain what guests should do with it, collect it, arrange washing and get it ready for another use.

For a community festival, a sports gathering or a company celebration, plan that journey before choosing the print. Start with a guest holding an empty cup and asking: where do I take this now?

Choose the return rule before the artwork

Decide with your bar operator and cup provider whether guests return cups without a deposit, reclaim a refundable deposit or use another clearly explained arrangement. If you sell a cup as a souvenir, make that choice explicit rather than describing the payment as refundable.

Write the guest instructions in ordinary language: where to return the cup, what they receive, any conditions and when the service closes. Use the same rule at the bar, in advance information and at return points. Explain tokens if your provider uses them; their function is specific to that system.

Reusable-service provider REUZO describes communication, return points, refund methods and stock records as parts of the system. A deposit amount on its own is not a complete operating plan.

Check what the cup service actually includes

Ask for a proposal covering supply, transport, washing, storage, collection and treatment of missing or damaged cups. Establish which tasks belong to the provider and which remain with your team. Discuss unused clean stock separately from used cups.

Quantity needs to match how you operate. If clean cups circulate back to the bar during the event, the turnaround matters. If washing happens afterwards, that stock cannot serve another drink on the same day. Give the provider your opening hours, bars, drink offer and expected busy periods rather than requesting a universal cups-per-guest ratio.

The Guide to Plastic Free Festivals & Events treats rental or purchase, washing, delivery and collection as separate planning questions. Check the requirements that apply to your event with your provider.

Make returning fit the way people leave

Walk the site with an empty cup. Can you find a return point from the seating area, bar and exit? Can someone ask for help without joining the drinks queue? Think about signs people can read, reachable service positions and assistance for guests who need it.

Plan the final return period alongside the event finish. A bar closing should not silently remove the only advertised way to reclaim a deposit. Agree who staffs the service and how changes reach guests.

Test your return system before guests arrive

In this illustrative test, three colleagues take the role of guests. Use the actual equipment and payment method.

Guest A — Ordering: orders a drink and receives a reusable cup. Can they understand the return rules and any deposit conditions?

Guest B — Returning: returns a cup without buying another drink. Can they find the return point and complete the process?

Guest C — Leaving: tries to return a cup shortly before closing. Is the service still available, and are the instructions clear?

If any situation causes confusion, adjust the instructions, signage or staffing before opening.

Keep collection connected to washing

Agree separate locations and handling arrangements for clean stock and used cups, following the provider's hygiene instructions. Brief cleaning teams so collected cups reach the agreed return stream instead of being mistaken for disposable waste. Confirm who moves full collection containers and how the bar gets fresh stock.

Talk to your catering and drinks providers about those working arrangements. If another team handles collection, include it in the staff and logistics brief. Avoid a plan in which everyone assumes someone else owns the return.

Technology changes the method, not the need for a clear rule

As a specific European example, TOMRA describes an RFID cup system used at Oslo's Øya Festival: a payment record is associated with the cup and a return machine refunds the deposit to the linked bank card. This is the manufacturer's description of that system, not a requirement for smaller events or evidence of your event's results.

A staffed return point can also be part of an agreed service. Choose the method your team can explain and operate, including what happens if the equipment or payment process is unavailable.

Count the return before claiming success

Agree how delivered, issued, collected and missing stock will be recorded, including any movement between bars. Reconcile the records with the provider after collection and note where the process caused confusion.

Do not attach a carbon-saving percentage to the presence of reusable cups alone. Washing, transport, losses and actual reuse are part of the picture. Your first useful outcome is a documented return process and cups reaching their next use; any environmental claim needs appropriate evidence.

Sources & Further Reading

Irish practical guide: reusable-cup roadmap and operating arrangements

REUZO: deposit and return systems

TOMRA: its event cup registration and return system