Your saved products are about to expire!

Preview text: Checkout now to complete your purchase

Proto-colFriday, Apr 17, 2026 at 6:36 AM EasternKlaviyo
Proto-colYour saved products are about to expire!
Subject
Your saved products are about to expire!
Preview text
Checkout now to complete your purchase
From
hello@proto-col.com
Sent
Fri Apr 17, 2026, 6:36 AM ET
Sent to
United Kingdom (proto-col.co.uk)
Size
48 KB
Images
12
Links
13, 6 of them buttons
Subject length
40 characters

Against Proto-col's usual

Sent in the 6 AM hour, which holds 6% of its emails; 43% arrive in the 5 AM hour. The subject is 40 characters; its average is 38.

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
Proto-col <[email protected]>
Subject
Your saved products are about to expire!
Date
Fri, 17 Apr 2026 10:36:02 +0000 (UTC)
Message-ID domain
geopod-ismtpd-24
Return-Path domain
engage.proto-col.com
DKIM signature
d=proto-col.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from o1280.shared.klaviyomail.com [167.89.72.22] by our receiving server with ESMTPS
  2. by recvd-…-r7dwk with SMTP
  3. from (unnamed) by geopod-ismtpd-24 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

Report this email

Sent just before and after

Apr 24, 2026 5:00 AMSachets That Fit Your Life. Results That Build Over Time.
Apr 22, 2026 5:00 AMEarth Day starts with what you choose daily
Apr 19, 2026 5:00 AMComplete Collagen. Your daily standard, backed by science.
Apr 17, 2026 6:36 AMYour saved products are about to expire! (this email)
Apr 16, 2026 7:33 AMWe've saved these for you!
Apr 16, 2026 5:00 AMFlash 40% Off Ends Soon
Apr 15, 2026 5:30 AMIt’s Time. 40% off, for a limited window

More from Proto-col

All Proto-col emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. Unsubscribe anytime.