The "viral t-shirt" everyone's talking about

Preview text: 2 million views because it actually works

Built DifferentWednesday, Jul 15, 2026 at 4:07 AM EasternKlaviyo
Built DifferentThe "viral t-shirt" everyone's talking about
Subject
The "viral t-shirt" everyone's talking about
Preview text
2 million views because it actually works
From
team@built-different.co
Sent
Wed Jul 15, 2026, 4:07 AM ET
Sent to
built-different.com
Size
61 KB
Images
21
Links
19, 3 of them buttons
Subject length
44 characters

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Sent in the 4 AM hour, which holds 5% of its emails; 13% arrive in the 1 PM hour. The subject is 44 characters; its average is 37.

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From
Built Different <[email protected]>
Subject
The "viral t-shirt" everyone's talking about
Date
Wed, 15 Jul 2026 08:07:22 +0000 (UTC)
Message-ID domain
geopod-ismtpd-14
Return-Path domain
k1.send.built-different.co
DKIM signature
d=send.built-different.co s=s1
List-Unsubscribe
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  1. from o1305.shared.klaviyomail.com [167.89.100.83] by our receiving server with ESMTPS
  2. by recvd-…-vqgl9 with SMTP
  3. from (unnamed) by geopod-ismtpd-14 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

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Sent just before and after

Jul 18, 2026 5:00 AMThe only 6-pack worth working on.
Jul 17, 2026 1:00 PMBuilt for the bloke the high street forgot
Jul 15, 2026 1:01 PMSummer's here. So is your new uniform.
Jul 15, 2026 4:07 AMThe "viral t-shirt" everyone's talking about (this email)
Jul 15, 2026 1:20 AM💬 The "viral t-shirt" everyone's talking about
Jul 13, 2026 1:01 PMThe tee that survives leg day
Jul 13, 2026 1:19 AMOnce you buy 2, you'll buy 20 more 🙌

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