Why this one gets attention
Preview text: Here’s what makes it worth another look.

Using this email in an article? Credit: Hollow Labs email via They Sent It, with a link to this page. Full-size image
- Subject
- Why this one gets attention
- Preview text
- Here’s what makes it worth another look.
- From
- allen@
hollowlabs.com - Brand
- Hollow Labs
- ESP
- Klaviyo
- Sent
- Thu Oct 29, 2026, 4:38 AM ET
- Sent to
- hollowlabs.com, hollowlabsnj.com
- Size
- 48 KB
- Images
- 16
- Links
- 17, 3 of them buttons
- Subject length
- 27 characters
Against Hollow Labs's usual
Sent in the 4 AM hour, which holds 8% of its emails; 32% arrive in the 6 AM hour. The subject is 27 characters; its average is 32.
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
- Hollow Labs <[email protected]>
- Subject
- Why this one gets attention
- Date
- Thu, 29 Oct 2026 08:38:30 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.info.hollowlabs.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=info.hollowlabs.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-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Nov 4, 2026 1:00 AM | Creatine and a bad night of sleep | |
| Oct 30, 2026 4:39 AM | Last chance to check it out | |
| Oct 29, 2026 4:38 AM | Why this one gets attention (this email) | |
| Oct 28, 2026 4:37 AM | Still thinking it over? | |
| Oct 26, 2026 1:11 PM | The first thing I'd drink every morning | |
| Oct 23, 2026 11:55 AM | I'm 43 today. Here's a gift for you. Huge giveaway. | |
| Oct 19, 2026 1:00 AM | The best preworkout for ligting ever made. Seriously |
More from Hollow Labs
All Hollow Labs emailsCreatine and a bad night of sleep
Nov 4, 2026 1:00 AM
Oct 30, 2026 4:39 AM
Oct 28, 2026 4:37 AM
The first thing I'd drink every morning
Oct 26, 2026 1:11 PM
I'm 43 today. Here's a gift for you. Huge giveaway.
Oct 23, 2026 11:55 AM
The best preworkout for ligting ever made. Seriously
Oct 19, 2026 1:00 AM
Free Magnesium+ with every Serum, now through Sunday
Oct 15, 2026 12:01 AM
You can't out-supplement bad sleep
Oct 13, 2026 6:27 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 29, 2026.








