⏳ Don’t Lose Your Reserved Smartbrush
Preview text: The toothbrush that gets it done in 20 seconds.

Using this email in an article? Credit: Feno email via They Sent It, with a link to this page. Full-size image
- Subject
- ⏳ Don’t Lose Your Reserved Smartbrush
- Preview text
- The toothbrush that gets it done in 20 seconds.
- From
- hello@
feno.co - Brand
- Feno
- ESP
- Klaviyo
- Sent
- Wed Oct 28, 2026, 1:33 AM ET
- Size
- 70 KB
- Images
- 16
- Links
- 21, 5 of them buttons
- Subject length
- 37 characters
Against Feno's usual
Sent in the 1 AM hour, which holds 2% of its emails; 12% arrive in the 3 PM hour. The subject is 37 characters, the same as its average.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- Feno <[email protected]>
- Subject
- ⏳ Don’t Lose Your Reserved Smartbrush
- Date
- Wed, 28 Oct 2026 05:33:45 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.feno.co
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.feno.co s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-green-….servers.clovesoftware.com with SMTP
Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Oct 31, 2026 11:08 AM | Halloween tip from a surgeon: it's how often, not how much | |
| Oct 30, 2026 1:31 PM | A note from Dr. Kenny Brown | |
| Oct 29, 2026 4:39 AM | 📱Brush Smarter, Live Longer: Personalized prevention | |
| Oct 28, 2026 1:33 AM | ⏳ Don’t Lose Your Reserved Smartbrush (this email) | |
| Oct 27, 2026 1:32 AM | Why 20,000+ switched to Feno | |
| Oct 26, 2026 1:31 AM | 20,000 people switched. Are you next? | |
| Oct 23, 2026 10:15 PM | Small spot, big difference |
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20,000 people switched. Are you next?
Nov 2, 2026 12:50 PM
Halloween tip from a surgeon: it's how often, not how much
Oct 31, 2026 11:08 AM
Oct 30, 2026 1:31 PM
📱Brush Smarter, Live Longer: Personalized prevention
Oct 29, 2026 4:39 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 28, 2026.












