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The best 10 seconds in football aren't on the pitch

The moment you open the box. That's what we do it for.

MystershirtFriday, Aug 14, 2026 at 7:45 AM EasternKlaviyo
MystershirtThe best 10 seconds in football aren't on the pitch
Subject
The best 10 seconds in football aren't on the pitch
Preview text
The moment you open the box. That's what we do it for.
From
hello@mystershirt.com
Sent
Fri Aug 14, 2026, 7:45 AM ET
Sent to
Belgium (mystershirt.be), mystershirt.com, Poland (mystershirt.pl)
Size
29 KB
Images
6
Links
6, 1 of them buttons
Subject length
51 characters

Against Mystershirt's usual

Sent in the 7 AM hour, which holds 5% of its emails; 14% arrive in the 4 AM hour. The subject is 51 characters; its average is 43.

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From
Mystershirt <[email protected]>
Subject
The best 10 seconds in football aren't on the pitch
Date
Fri, 14 Aug 2026 11:45:05 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.hello.mystershirt.com
DKIM signature
d=shared.klaviyomail.com s=def1; d=hello.mystershirt.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

Aug 22, 2026 4:00 AMLet's do the maths.
Aug 20, 2026 4:00 AMOne shirt is a start. Ten is a wall.
Aug 18, 2026 4:00 AMFree socks. Free short. Free shipping.
Aug 14, 2026 7:45 AMThe best 10 seconds in football aren't on the pitch (this email)
Aug 13, 2026 1:16 PMThe art of the mystery
Aug 9, 2026 5:01 AMA shop shirt costs €90. Yours costs €39.95.
Aug 6, 2026 2:15 PMThe more you open, the less you pay

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