Keeping their current toothbrush has a cost, too
Preview text: Missed spots. Rushed brushing. Wondering if they did it right. What are you really saving?

Using this email in an article? Credit: Willo email via They Sent It, with a link to this page. Full-size image
- Subject
- Keeping their current toothbrush has a cost, too
- Preview text
- Missed spots. Rushed brushing. Wondering if they did it right. What are you really saving?
- From
- store@
willo.com - Brand
- Willo
- ESP
- Klaviyo
- Sent
- Sun Sep 27, 2026, 4:01 PM ET
- Size
- 39 KB
- Images
- 8
- Links
- 9, 6 of them buttons
- Subject length
- 48 characters
Against Willo's usual
Sent in the 4 PM hour, which holds 16% of its emails; 29% arrive in the 7 PM hour. The subject is 48 characters; its average is 39.
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
- Katie from Willo <[email protected]>
- Subject
- Keeping their current toothbrush has a cost, too
- Date
- Sun, 27 Sep 2026 20:01:35 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.willo.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.willo.com s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- 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
Sent just before and after
| Oct 4, 2026 4:00 PM | “Super cool system!” ⭐⭐⭐⭐⭐ | |
| Oct 2, 2026 11:45 AM | Zev’s mom calls it “night and day” | |
| Sep 28, 2026 4:45 PM | A mistake on our end = a few more days to save | |
| Sep 27, 2026 4:01 PM | Keeping their current toothbrush has a cost, too (this email) | |
| Sep 24, 2026 12:00 PM | Don't miss out on 30% savings | |
| Sep 22, 2026 12:05 PM | 30% off everything. Ends 9/30 | |
| Sep 17, 2026 7:03 PM | I have two very different brushing problems |
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Most kids don't brush their teeth effectively
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 27, 2026.








