What’s Inside a Well-Made Mattress?
Preview text: Learn what separates a well-built mattress from one that wears out too soon.

Using this email in an article? Credit: Amerisleep email via They Sent It, with a link to this page. Full-size image
- Subject
- What’s Inside a Well-Made Mattress?
- Preview text
- Learn what separates a well-built mattress from one that wears out too soon.
- From
- cs@
amerisleep.com - Brand
- Amerisleep
- ESP
- Klaviyo
- Sent
- Sat Aug 29, 2026, 9:01 PM ET
- Sent to
- amerisleep.com, refer.amerisleep.com
- Size
- 46 KB
- Images
- 13
- Links
- 14, 1 of them buttons
- Subject length
- 36 characters
Against Amerisleep's usual
Sent in its busiest hour, 9 PM, which holds 35% of its emails. The subject is 36 characters; its average is 37.
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
- Amerisleep <[email protected]>
- Subject
- What’s Inside a Well-Made Mattress?
- Date
- Sun, 30 Aug 2026 01:01:20 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-101
- Return-Path domain
- send.amerisleep.com
- DKIM signature
- d=amerisleep.com s=s1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-2w9fz with SMTP
- from (unnamed) by geopod-ismtpd-101 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 5, 2026 9:00 PM | Up to $1000 Off Ends Monday - 48 Hours Left | |
| Sep 4, 2026 9:01 PM | Still Thinking? 72 Hours Left To Save Up To $1000 | |
| Sep 1, 2026 9:01 PM | Save Up To $1000 Before Labor Day Ends | |
| Aug 29, 2026 9:01 PM | What’s Inside a Well-Made Mattress? (this email) | |
| Aug 27, 2026 9:01 PM | Still Deciding On Your Next Mattress? | |
| Aug 24, 2026 9:01 PM | Save Up To $1000 On Your Labor Day Sleep Upgrade | |
| Aug 22, 2026 11:01 AM | What Goes Into an Eco-Friendly Mattress? |
More from Amerisleep
All Amerisleep emailsBlack Friday: Up to $1,000 Off Mattresses
Nov 7, 2026 4:02 PM
Tomorrow: Up to $1,000 Off Amerisleep
Nov 5, 2026 9:01 PM
Is Black Friday Costing You Sleep?
Oct 30, 2026 12:01 PM
Are You Waking Up Sweaty at Night?
Oct 26, 2026 11:00 AM
Why Are You Still Waking Up Hot?
Oct 24, 2026 12:00 PM
Want First Access to Our Black Friday Sale?
Oct 22, 2026 12:00 PM
What Do Mattress Certifications Really Mean?
Oct 22, 2026 12:00 PM
Why Are So Many Workers Hiding Their Naps?
Oct 19, 2026 11:00 AM







