Plaque comes back fast
Preview text: What matters is what your brush left behind.

- Subject
- Plaque comes back fast
- Preview text
- What matters is what your brush left behind.
- From
- hello@
feno.co - Brand
- Feno
- ESP
- Klaviyo
- Sent
- Fri Sep 18, 2026, 2:34 PM ET
- Size
- 76 KB
- Images
- 8
- Links
- 17, 5 of them buttons
- Subject length
- 22 characters
Against Feno's usual
Sent in the 2 PM hour, which holds 8% of its emails; 12% arrive in the 3 PM hour. The subject is 22 characters; its average is 37.
Sent just before and after
| Sep 20, 2026 8:43 PM | 20,000 people switched. Are you next? | |
| Sep 19, 2026 8:42 PM | When brushing doesn’t stay consistent… | |
| Sep 18, 2026 8:41 PM | You left better brushing behind | |
| Sep 18, 2026 2:34 PM | Plaque comes back fast (this email) | |
| Sep 14, 2026 3:45 PM | What makes a toothbrush smart? | |
| Sep 9, 2026 2:16 PM | Look where your teeth meet your gums | |
| Sep 2, 2026 2:55 PM | Your mouth isn't supposed to be bacteria-free |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 18, 2026.












