Mattress King emails

Mattress King sends about 4 emails a week through Klaviyo, most often on Monday around 12 PM Eastern.

Early figures, based on 8 emails received from Aug 2 to Oct 26, 2026.

Recent emails

Subject lines average 37 characters. Each one opens the email it came from.

Sent (Eastern)	Subject	Preview text
Oct 26, 2026 5:24 PM	🤑 Unbeatable Prices at Mattress King 🤑	Fast & Free One-Day Delivery. See what you left behind See what you left behind Plus, get…
Oct 26, 2026 12:25 PM	Sleep tonight, pay tomorrow	Easy financing with Affirm
Oct 19, 2026 12:24 PM	Up to $700 off on select mattresses	Mattresses Starting at $169.85 or as low as $42/month Mattresses Starting at $169.85 or as…
Oct 16, 2026 12:23 PM	Find your perfect fit now	Fast & Free One-Day Delivery Choose from 3 financing options, best fit for you Choose from…
Oct 14, 2026 12:17 PM	Welcome to MattressKing! Here’s your 10% off!	Better sleep is finally here 🌙
Sep 6, 2026 1:27 PM	Ryan’s Labor Day Mattress Deal Is Here 👑	Save up to 30% on Helix mattresses, plus free 1-day delivery.
Sep 5, 2026 10:33 AM	Save Up to 20%—Labor Day Sale Ends Monday at 7 PM	Save on Helix, Nectar, and Brooklyn Bedding at all 6 Mattress King locations.
Aug 2, 2026 9:35 PM	Forget Something? Here's a Discount🤑	Quick and Easy Financing with Affirm. Your Dream Mattress is Waiting for You Your Dream…

Counts include automated emails such as a welcome series.

Brand	ESP	Emails a week	Busiest day	Last sent
Celloa us-celloa.com	Klaviyo	about 4	Sunday	Oct 14, 2026	Klaviyo · about 4 a week · busiest Sunday · last sent Oct 14, 2026
100 Cal Snacks100calsnacks.com	Klaviyo	about 4	Wednesday	Oct 31, 2026	Klaviyo · about 4 a week · busiest Wednesday · last sent Oct 31, 2026
12k padel12kpadel.com	Klaviyo	about 4	Thursday	Oct 29, 2026	Klaviyo · about 4 a week · busiest Thursday · last sent Oct 29, 2026