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The night-out list

Our night-out safety checklist, and 10% off your first pack.

One short email a month. What we are testing, where we are going, nothing else. Unsubscribe in one tap.

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VesperKnow your drink.

Discreet nail stickers that help detect GHB and ketamine in your drink. Easy to use, fast results, so you can enjoy your night with more confidence.

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Vesper

© 2026 Vesper. All rights reserved.

Vesper screens for a limited number of substances and is not a substitute for staying aware of your drink. It does not detect added alcohol. A negative result does not guarantee a drink is safe. Never leave your drink unattended.

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The same discreet sticker, three ways to buy it. Every pouch holds 10 test stickers, a batch number and an expiry date.

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