They Sent It

Dry mouth isn’t nothing

Your teeth notice when saliva runs low.

FenoMonday, Sep 21, 2026 at 3:08 PM EasternKlaviyo
FenoDry mouth isn’t nothing
Subject
Dry mouth isn’t nothing
Preview text
Your teeth notice when saliva runs low.
From
hello@feno.co
Brand
Feno
Sent
Mon Sep 21, 2026, 3:08 PM ET
Size
78 KB
Images
8
Links
19, 5 of them buttons
Subject length
23 characters

Against Feno's usual

Sent in its busiest hour, 3 PM, which holds 12% of its emails. The subject is 23 characters; its average is 37.

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Subject
Dry mouth isn’t nothing
Date
Mon, 21 Sep 2026 19:08:06 +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

  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-Message, X-Kmail-Ops, X-Report-Abuse

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Sent just before and after

Sep 28, 2026 7:55 PMYou left better brushing behind
Sep 28, 2026 4:50 PMOne size doesn't fit every mouth
Sep 22, 2026 8:53 PM⏳ Don’t Lose Your Reserved Smartbrush
Sep 21, 2026 3:08 PMDry mouth isn’t nothing (this email)
Sep 20, 2026 8:43 PM20,000 people switched. Are you next?
Sep 19, 2026 8:42 PMWhen brushing doesn’t stay consistent…
Sep 18, 2026 8:41 PMYou left better brushing behind

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