Sleep Better and Save Big!
Preview text: Up to 30% off Helix Mattresses

Using this email in an article? Credit: Mattress Warehouse email via They Sent It, with a link to this page. Full-size image
- Subject
- Sleep Better and Save Big!
- Preview text
- Up to 30% off Helix Mattresses
- From
- info@
sleep.mattresswarehouse.com - Brand
- Mattress Warehouse
- ESP
- Klaviyo
- Sent
- Thu Sep 10, 2026, 8:04 AM ET
- Sent to
- mattresswarehouse.com
- Size
- 73 KB
- Images
- 31
- Links
- 31, 2 of them buttons
- Subject length
- 26 characters
Against Mattress Warehouse's usual
Sent in its busiest hour, 8 AM, which holds 58% of its emails. The subject is 26 characters; its average is 36.
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
- Mattress Warehouse <[email protected]>
- Subject
- Sleep Better and Save Big!
- Date
- Thu, 10 Sep 2026 12:04:32 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-110
- Return-Path domain
- sleep.mattresswarehouse.com
- DKIM signature
- d=mattresswarehouse.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-j2phx with SMTP
- from (unnamed) by geopod-ismtpd-110 with HTTP
Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID
Sent just before and after
| Sep 15, 2026 8:03 AM | It’s the Final Day For our Labor Day Super Sale! ⏰ | |
| Sep 12, 2026 8:00 AM | Save up to $700 on Tempur-Pedic, Offer Ends Soon! ⌛ | |
| Sep 11, 2026 8:03 AM | It’s the Final Weekend for Labor Day Savings! | |
| Sep 10, 2026 8:04 AM | Sleep Better and Save Big! (this email) | |
| Sep 8, 2026 8:00 AM | Special Savings on Stearns & Foster While Supplies Last! | |
| Sep 7, 2026 9:09 AM | These Labor Day Deals Won't Last Long! ⌛ | |
| Sep 6, 2026 8:03 AM | Labor Day Savings on Beautyrest Black, Sealy, and More! |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 10, 2026.










