Two cover sizes
One cover for selected 250 ml slim cans and one for common 330/500 ml European cans.
TwinCaps knowledge base
Everything you need to know before ordering TwinCaps — product use, sealed packaging, can compatibility, logo branding, material, samples, B2B quantities and optional NFC campaigns.

One cover for selected 250 ml slim cans and one for common 330/500 ml European cans.
Logo, campaign graphics and custom colours can be discussed for B2B production.
Supplied in sealed protective packaging.
Connect TwinCaps with a campaign page, menu, coupon, event link or social profile.
Frequently asked questions
Choose a category or search across the full FAQ. The page keeps product, compatibility, branding, care, ordering and NFC information separate, so the answer is easy to find.
Start with the product itself — what it is, why it exists and what one set includes.
TwinCaps is a reusable promotional keychain that combines two can covers in different sizes with an integrated can opener. It is designed to help cover opened cans while providing a visible surface for logo branding and promotional campaigns.
TwinCaps was created to solve a simple everyday problem: once a can is opened, it cannot be closed like a bottle. At the same time, it gives brands a practical promotional product that people can actually use.
Both. TwinCaps functions as a keychain when it is not in use and as a reusable can cover when needed.
Yes. TwinCaps includes an integrated opener, making it a compact multi-function promotional product.
TwinCaps helps cover opened cans and may help reduce exposure to dirt, dust, insects, accidental splashes and fizz loss. It also creates a visible branding surface for your logo.
Yes. TwinCaps is a patent-protected product design.
Answers about the two cover sizes and why samples are recommended before a larger order.
TwinCaps includes two different cover sizes. One is intended for common 330 ml and 500 ml European cans, while the second is designed for selected 250 ml slim cans.
Not necessarily. Can dimensions and rim designs may vary between manufacturers and countries. Samples are recommended before large B2B orders.
Yes. Sample units can be requested to check compatibility with your specific drink cans before confirming a larger production run.
Many energy drink cans use slim formats that may be compatible with the smaller TwinCaps cover. Compatibility should be verified with samples.
Many standard European beer cans use formats compatible with the larger TwinCaps cover. Testing is recommended for confirmation.
Logo, colour and campaign artwork options for agencies, brands, events and promotional projects.
Yes. TwinCaps is designed specifically for custom logo branding and promotional campaigns. TwinCaps provides two visible branding areas of approximately 23 cm² each — 46 cm² in total — for your logo or campaign design.
Yes. Product colours may be customised depending on order quantity, production requirements and the selected colour specification.
Yes. Logos, graphics, slogans, event artwork and selected campaign designs can be applied depending on the final production and branding method.
Potentially yes. QR codes may be possible depending on artwork complexity, the available 2 × 23 cm² branding area (46 cm² in total), print quality and the final production method.
Yes. Custom colour matching may be available depending on the project, production volume and the colour requirements supplied with the order.
Material information, food-contact documentation and the correct way to rinse and reuse TwinCaps.
TwinCaps is made from Polypropylene Moplen HP648T, a lightweight polypropylene grade selected for this reusable can-cover product.
The base material is suitable for food and drink contact applications. For final B2B orders, suitability should be confirmed with the relevant material documentation, final production version, colourants and branding method.
Yes. TwinCaps is BPA-Free and made from Polypropylene Moplen HP648T.
Yes. TwinCaps is supplied in sealed protective packaging. For hygiene reasons, returns cannot be accepted once the protective packaging has been opened. This does not affect your statutory rights if the product is defective, damaged or not as described.
Yes. TwinCaps is designed for repeated use. After use, rinse the cover with warm water, let it dry and attach it back to the keychain.
Remove the cover from the can, rinse it with warm water, remove any residue and allow it to dry before attaching it back to the keychain.
No. TwinCaps should not be washed in a dishwasher. Rinse it with warm water only and do not use hot water.
Practical information for samples, production quantities and the brands or campaigns TwinCaps is designed for.
Yes. Individual TwinCaps sets can be ordered directly through the online shop and used as samples before a larger B2B order. Samples are recommended before larger B2B orders to check can compatibility, colour, product feel and logo placement.
Samples help verify can compatibility, colours, branding placement, product feel and the selected configuration before committing to larger quantities.
The standard B2B minimum order quantity starts from 500 pieces. For a specific campaign, send your request and the available options can be confirmed.
Production capacity can reach up to approximately 100,000 pieces per month, depending on the production schedule, customisation requirements and order confirmation timing.
TwinCaps is suitable for advertising agencies, drink brands, events, festivals, hospitality, corporate gifts, promotional campaigns and branded merchandise projects.
Yes. It is compact, practical and easy to distribute, making it suitable for corporate gifts, trade fairs, promotional packs and branded giveaways.
How the NFC-enabled version connects the physical TwinCaps product with a digital campaign.
Yes. TwinCaps can be produced with an optional NFC chip, turning the branded reusable can-cover keychain into a smart promotional product for interactive campaigns.
The NFC chip can open a campaign landing page, digital menu, coupon, product page, event link, social media profile, loyalty programme, instruction page or another selected online destination.
The user taps the NFC-enabled TwinCaps with a compatible smartphone. The phone then opens the selected link, creating a bridge between the physical giveaway and your digital brand experience.
Yes. NFC can support beverage launches, festival campaigns, bar menus, discount coupons, competitions, product information, event pages and social media activations.
Try another keyword or send your question directly to TwinCaps.
Need a project-specific answer?
We can help confirm sample options, compatibility testing, custom colours, branding requirements and the optional NFC configuration for your campaign.