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Why 10,000+ switched to Feno—before it sells out

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FenoThursday, Oct 1, 2026 at 8:32 PM EasternKlaviyo
FenoWhy 10,000+ switched to Feno—before it sells out
Subject
Why 10,000+ switched to Feno—before it sells out
Preview text
Your gifts are waiting.
From
hello@feno.co
Brand
Feno
Sent
Thu Oct 1, 2026, 8:32 PM ET
Size
67 KB
Images
15
Links
20, 5 of them buttons
Subject length
48 characters

Against Feno's usual

Sent in the 8 PM hour, which holds 6% of its emails; 12% arrive in the 3 PM hour. The subject is 48 characters; its average is 37.

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Subject
Why 10,000+ switched to Feno—before it sells out
Date
Fri, 02 Oct 2026 00:32:43 +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
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Servers it passed through, newest first

  1. from (unnamed) by kmta-mta-blue-….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

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Sent just before and after

Oct 16, 2026 12:32 PMQuick question: what brought you to Feno?
Oct 15, 2026 11:04 AMTwo minutes of brushing? Every morning?
Oct 2, 2026 7:58 PM⏳ Don’t Lose Your Reserved Smartbrush
Oct 1, 2026 8:32 PMWhy 10,000+ switched to Feno—before it sells out (this email)
Sep 30, 2026 7:57 PM20,000 people switched. Are you next?
Sep 28, 2026 7:55 PMYou left better brushing behind
Sep 28, 2026 4:50 PMOne size doesn't fit every mouth

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