Don’t miss this
Preview text: The belt you viewed won’t stay around

Using this email in an article? Credit: Endorphin email via They Sent It, with a link to this page. Full-size image
- Subject
- Don’t miss this
- Preview text
- The belt you viewed won’t stay around
- From
- support@
endorphinbelt.com - Brand
- Endorphin
- ESP
- Klaviyo
- Sent
- Sat Sep 5, 2026, 1:40 PM ET
- Size
- 46 KB
- Images
- 16
- Links
- 17, 4 of them buttons
- Subject length
- 15 characters
Against Endorphin's usual
Sent in the 1 PM hour, which holds 7% of its emails; 26% arrive in the 6 AM hour. The subject is 15 characters; its average is 26.
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
- The Endorphin Belt <[email protected]>
- Subject
- Don’t miss this
- Date
- Sat, 05 Sep 2026 17:40:33 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.endorphinbelt.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.endorphinbelt.com 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
| Sep 25, 2026 11:30 AM | Same Endorphin standard. Streamlined. | |
| Sep 20, 2026 9:31 AM | Introducing Endorphin Tempo | |
| Sep 7, 2026 9:07 AM | Labor Day Sale Final day | |
| Sep 5, 2026 1:40 PM | Don’t miss this (this email) | |
| Sep 4, 2026 1:39 PM | This is why we built it | |
| Sep 4, 2026 1:38 AM | Can I help with anything? | |
| Sep 3, 2026 1:39 PM | Still thinking about it? |
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Oct 23, 2026 6:21 AM
Run with your dog. Hands free.
Oct 23, 2026 4:02 AM
Oct 22, 2026 6:20 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 5, 2026.








