Your toothbrush design hasn't been updated since 1938!

Preview text: Nylon bristles were invented for WWII stockings.

ProprWednesday, Jul 8, 2026 at 7:00 PM EasternKlaviyo
ProprYour toothbrush design hasn't been updated since 1938!
Subject
Your toothbrush design hasn't been updated since 1938!
Preview text
Nylon bristles were invented for WWII stockings.
From
info@proprdental.com
Brand
Propr
Sent
Wed Jul 8, 2026, 7:00 PM ET
Sent to
proprdental.com
Size
37 KB
Images
10
Links
9, 5 of them buttons
Subject length
54 characters

Against Propr's usual

Sent in the 7 PM hour, which holds 31% of its emails; 36% arrive in the 6 PM hour. The subject is 54 characters; its average is 42.

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From
Propr <[email protected]>
Subject
Your toothbrush design hasn't been updated since 1938!
Date
Wed, 08 Jul 2026 23:00:48 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.send.proprdental.com
DKIM signature
d=shared.klaviyomail.com s=def1; d=send.proprdental.com s=mtd1
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  1. from kl-203-16-33.kmta.shared.klaviyomail.com [170.203.16.33] by our receiving server with ESMTPS
  2. 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

Jul 31, 2026 7:01 PMGo look at the bottom of your electric toothbrush!
Jul 21, 2026 6:01 PMYou are scrubbing your enamel off every morning.
Jul 14, 2026 7:00 PMBy the time it hurts, it's already too late! 🦷
Jul 8, 2026 7:00 PMYour toothbrush design hasn't been updated since 1938! (this email)
Jul 3, 2026 7:01 PMYour morning routine is making it worse 🪥
Jun 26, 2026 7:00 PMYour kids will brush exactly like you do 👀
Jun 17, 2026 7:00 PMThat "zing" when you drink cold water isn't sensitivity.

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