SONU Sleep subject lines
85 subject lines averaging 39 characters.
| Picture | Sent (Eastern) | Subject | Characters | Preview text | |
|---|---|---|---|---|---|
| Jul 22, 2026 6:54 AM | People everywhere love SONU! ❤️ | 31 | Professional athletes, and health and fitness experts all love us too. | Jul 22, 2026 6:54 AM · 31 characters. Professional athletes, and health and fitness experts all love us too. | |
| Jul 21, 2026 7:53 AM | Change the way you sleep — for the better. 💤 | 45 | Awarded Best Mattress for Side Sleepers! | Jul 21, 2026 7:53 AM · 45 characters. Awarded Best Mattress for Side Sleepers! | |
| Jul 19, 2026 12:01 PM | ⏳ Final hours to claim your savings & free gifts | 49 | There’s still time to save big - limited offer ends tonight! | Jul 19, 2026 12:01 PM · 49 characters. There’s still time to save big - limited offer ends tonight! | |
| Jul 17, 2026 9:45 PM | 🌙 Your last weekend to save over $800 | 38 | Only 48 hours left - act now! | Jul 17, 2026 9:45 PM · 38 characters. Only 48 hours left - act now! | |
| Jul 16, 2026 9:15 PM | ☀️ Summer can make it tough to sleep | 36 | Our unique sleep system keeps you cool... | Jul 16, 2026 9:15 PM · 36 characters. Our unique sleep system keeps you cool... | |
| Jul 1, 2026 9:15 PM | 💪 The mattress pro athletes trust | 34 | MLB & NFL players, pro surfers & chiropractors all rely on Sonu. | Jul 1, 2026 9:15 PM · 34 characters. MLB & NFL players, pro surfers & chiropractors all rely on Sonu. | |
| Jun 30, 2026 9:15 PM | 💤 One bed, two comfort preferences | 35 | Save $700 for a limited time. | Jun 30, 2026 9:15 PM · 35 characters. Save $700 for a limited time. | |
| Jun 25, 2026 5:01 PM | 😩 Why side sleepers wake up hurting | 36 | Shoulder, hip & arm pain is caused by pressure. | Jun 25, 2026 5:01 PM · 36 characters. Shoulder, hip & arm pain is caused by pressure. | |
| Jun 21, 2026 8:15 PM | 👔 Give dad real rest | 21 | For the dad with aches and pains... | Jun 21, 2026 8:15 PM · 21 characters. For the dad with aches and pains... | |
| Jun 20, 2026 7:30 PM | 💤 Cooler nights start here | 27 | PCM cooling & 'Air Tech' breathable comfort built for summer sleep. | Jun 20, 2026 7:30 PM · 27 characters. PCM cooling & 'Air Tech' breathable comfort built for summer sleep. | |
| Jun 5, 2026 10:15 PM | Still on the fence about SONU? 🤗 | 33 | Simply contact our team to get started. | Jun 5, 2026 10:15 PM · 33 characters. Simply contact our team to get started. | |
| Jun 4, 2026 10:11 PM | People everywhere love SONU! ❤️ | 31 | Professional athletes, and health and fitness experts all love us too. | Jun 4, 2026 10:11 PM · 31 characters. Professional athletes, and health and fitness experts all love us too. | |
| Jun 3, 2026 11:04 PM | Change the way you sleep — for the better. 💤 | 45 | Awarded Best Mattress for Side Sleepers! | Jun 3, 2026 11:04 PM · 45 characters. Awarded Best Mattress for Side Sleepers! | |
| Jun 3, 2026 2:23 PM | ⏳ More Than a Mattress sale ends in 48 hours | 45 | This offer ends 6/3. | Jun 3, 2026 2:23 PM · 45 characters. This offer ends 6/3. | |
| May 25, 2026 12:02 PM | ⌛ Last chance to save $1148 + free gifts | 41 | Act now for $700 Off + $150 Gift Card + 2 Deluxe pillows. | May 25, 2026 12:02 PM · 41 characters. Act now for $700 Off + $150 Gift Card + 2 Deluxe pillows. | |
| May 20, 2026 6:01 PM | 😩 Waking up stiff isn’t normal | 31 | Shoulder & neck stiffness may not be age. | May 20, 2026 6:01 PM · 31 characters. Shoulder & neck stiffness may not be age. | |
| May 19, 2026 6:01 PM | 💪 The mattress pro athletes sleep on | 37 | When recovery matters most, athletes trust SONU. | May 19, 2026 6:01 PM · 37 characters. When recovery matters most, athletes trust SONU. | |
| May 15, 2026 6:30 PM | 🇺🇸 The Freedom to Sleep Event starts now | 40 | Upgrade your quality of sleep and save. | May 15, 2026 6:30 PM · 40 characters. Upgrade your quality of sleep and save. | |
| May 10, 2026 8:15 PM | ❤️ This Mother's Day, gift her real rest | 40 | $500 off + 2 pillows + protector + luxury robe, all for Mom. | May 10, 2026 8:15 PM · 40 characters. $500 off + 2 pillows + protector + luxury robe, all for Mom. | |
| May 8, 2026 8:45 PM | 😴 Your flat mattress is wrecking your spine | 44 | Save up to $1066 for the perfect fix. | May 8, 2026 8:45 PM · 44 characters. Save up to $1066 for the perfect fix. | |
| May 4, 2026 7:30 PM | ⏳ Mom’s Sale is still on, but not for long | 43 | Get up to $1066 in value | May 4, 2026 7:30 PM · 43 characters. Get up to $1066 in value | |
| Apr 29, 2026 6:15 PM | 🫂 The best thing you can give her | 34 | Real rest changes everything | Apr 29, 2026 6:15 PM · 34 characters. Real rest changes everything | |
| Apr 21, 2026 12:15 PM | ⏳ Last chance: Sleep Better, Stress Less Sale | 46 | Last day to save $500 + $150 gift card + add 2 free pillows | Apr 21, 2026 12:15 PM · 46 characters. Last day to save $500 + $150 gift card + add 2 free pillows | |
| Apr 21, 2026 1:22 AM | Still on the fence about SONU? 🤗 | 33 | Simply contact our team to get started. | Apr 21, 2026 1:22 AM · 33 characters. Simply contact our team to get started. | |
| Apr 19, 2026 2:22 AM | Change the way you sleep — for the better. 💤 | 45 | Awarded Best Mattress for Side Sleepers! | Apr 19, 2026 2:22 AM · 45 characters. Awarded Best Mattress for Side Sleepers! | |
| Apr 16, 2026 2:15 PM | Your spine is misaligned in 3 places right now ‼️ | 49 | Might as well save $868 for the perfect fix | Apr 16, 2026 2:15 PM · 49 characters. Might as well save $868 for the perfect fix | |
| Apr 12, 2026 7:30 PM | ☁️ 150 years of sleep… redesigned. | 34 | The flaw in every mattress (until now) | Apr 12, 2026 7:30 PM · 34 characters. The flaw in every mattress (until now) | |
| Apr 7, 2026 2:01 PM | Most side sleepers wake up with pain 😣 | 39 | Can’t sleep? Stress might be why | Apr 7, 2026 2:01 PM · 39 characters. Can’t sleep? Stress might be why | |
| Mar 31, 2026 1:15 PM | ⏰ Final hours: Lost Hour Sale ends tonight | 43 | Your sleep deserves this 🛌 | Mar 31, 2026 1:15 PM · 43 characters. Your sleep deserves this 🛌 | |
| Mar 30, 2026 3:30 PM | 🛏️ Best sleep for $84/mo + save $917 right now | 46 | Make it affordable with flexible payment options 💤 | Mar 30, 2026 3:30 PM · 46 characters. Make it affordable with flexible payment options 💤 | |
| Mar 27, 2026 2:45 PM | 💤 Why experts named SONU #1 for side sleepers | 46 | 🏆 Rated best by SleepDoctor.com two years running | Mar 27, 2026 2:45 PM · 46 characters. 🏆 Rated best by SleepDoctor.com two years running | |
| Mar 26, 2026 6:01 PM | 😴 Why you wake up with shoulder pain (+ $917 off) | 50 | Your flat mattress is forcing your body into pain | Mar 26, 2026 6:01 PM · 50 characters. Your flat mattress is forcing your body into pain | |
| Mar 22, 2026 1:00 PM | 😴 You lost an hour, don't lose any more sleep | 46 | Your mattress matters more than ever | Mar 22, 2026 1:00 PM · 46 characters. Your mattress matters more than ever | |
| Mar 18, 2026 6:42 AM | Still on the fence about SONU? 🤗 | 33 | Simply contact our team to get started. | Mar 18, 2026 6:42 AM · 33 characters. Simply contact our team to get started. | |
| Mar 17, 2026 6:41 AM | People everywhere love SONU! ❤️ | 31 | Professional athletes, and health and fitness experts all love us too. | Mar 17, 2026 6:41 AM · 31 characters. Professional athletes, and health and fitness experts all love us too. |
Based on 85 emails received from Mar 17 to Oct 31, 2026. Times in US Eastern. How we collect