They Sent It

Meet Electric Blue.

Our next limited-edition color. Sign up to shop 24 hours early.

EndorphinSunday, Oct 25, 2026 at 4:03 AM EasternKlaviyo
EndorphinMeet Electric Blue.
Subject
Meet Electric Blue.
Preview text
Our next limited-edition color. Sign up to shop 24 hours early.
From
support@endorphinbelt.com
Sent
Sun Oct 25, 2026, 4:03 AM ET
Size
37 KB
Images
9
Links
9, 4 of them buttons
Subject length
19 characters

Against Endorphin's usual

Sent in the 4 AM hour, which holds 4% of its emails; 26% arrive in the 6 AM hour. The subject is 19 characters; its average is 26.

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From
The Endorphin Belt <[email protected]>
Subject
Meet Electric Blue.
Date
Sun, 25 Oct 2026 08:03:10 +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

  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

Nov 1, 2026 2:00 AMElectric Blue is live.
Oct 28, 2026 5:01 AMCold mornings. Electric Blue.
Oct 25, 2026 6:23 AMHolds more than expected
Oct 25, 2026 4:03 AMMeet Electric Blue. (this email)
Oct 24, 2026 6:22 AM“I forgot it was there”
Oct 23, 2026 6:21 AMNot a $20 belt
Oct 23, 2026 4:02 AMRun with your dog. Hands free.

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