Eli & Elm’s strongest documented strength is a pillow purpose-built for side sleepers. Sleep Foundation named its Cotton Side-Sleeper Pillow the “Most Comfortable” pick in its best pillows for side sleepers, praising the U-shaped curve that gives your shoulder room and the medium-to-high loft that suited side-sleeping testers. The Gadgeteer’s reviewer became a fan, saying it fulfilled its mission of encouraging side sleeping. Eli & Elm is a US sleep brand best known for its side sleeper pillow. What sets it apart is the design: a U-shaped cutout at the bottom for your shoulder, extra fill on the back side to help keep you on your side, and adjustable latex fill.
The Side Sleeper Pillow measures about 17 by 29 inches, according to SleepAdvisor, and comes in one size. It’s filled with about 75% latex “noodles” and 25% polyester fiber, inside an interior liner, with a cover of about 37% cotton, 2% spandex and 61% polyester, according to The Gadgeteer. You can remove fill to adjust height and firmness. Prices run about $99.99 to $119.99 (The Gadgeteer) or $115 to $124 (Sleep Foundation), with deals around $106 (from about $135) on deal sites. SleepAdvisor reports a 45-day trial and OEKO-TEX certification, and Sleep Foundation says it ships free in the contiguous US. A matching 300-thread-count cotton sateen pillowcase is also available.
The honest caveat: Eli & Elm has no Trustpilot reviews, so there’s no independent customer score. ShopSavvy’s summary of consumer reviews notes some concerns about initial firmness, heaviness and occasional odor, and the price is high for a single pillow.
✅ Designed specifically for side sleepers
✅ U-shaped cutout makes room for your shoulder
✅ Sleep Foundation’s “Most Comfortable” side-sleeper pick
✅ Extra back-side fill helps keep you on your side
✅ Adjustable latex and polyester fill
✅ Medium-to-high loft suited side sleepers in testing
✅ Breathable latex fill and cotton-blend cover
✅ Interior liner for easier cleaning
✅ OEKO-TEX certified, per SleepAdvisor
✅ 45-day trial, per SleepAdvisor
✅ Free shipping in the contiguous US, per Sleep Foundation
✅ Matching cotton sateen pillowcase available
❌ No Trustpilot reviews to verify customer experiences
❌ Premium price (about $100–$124)
❌ One size only
❌ Can feel firm and heavy at first, per consumer summaries
❌ Not ideal for stomach sleepers (too high)
❌ Takes a few nights to adjust to
❌ Contains latex, which isn’t suitable for latex allergies
We reviewed testing from Sleep Foundation, The Gadgeteer and SleepAdvisor, a consumer-review summary from ShopSavvy, and Eli & Elm product details. Eli & Elm’s Trustpilot profile has zero reviews, so we haven’t included customer quotes, and we never invent them. Note that The Gadgeteer’s sample was provided by Eli & Elm. GlossGirly has no commercial relationship with Eli & Elm that affects this verdict. Health note: this pillow contains latex, so avoid it if you have a latex allergy. A pillow can support comfort but isn’t a treatment for neck pain or snoring, so see a clinician for persistent pain or suspected sleep apnea.
The Eli & Elm Side Sleeper Pillow is shaped to solve a common side-sleeping problem: a flat pillow lets your head drop and your shoulder gets squeezed. The U-shaped cutout at the bottom gives your shoulder space so your head and neck stay aligned, and extra fill on the back side gently discourages rolling onto your back. Sleep Foundation said the curve suits side sleepers who want support across the head, shoulders and neck. The Gadgeteer’s tester said it took a few nights to adjust but that he quickly became a fan.
The fill is mostly latex “noodles” with polyester fiber, inside an interior liner, and the cover is a cotton, spandex and polyester blend. Latex is breathable and responsive, and reviewers say the pillow doesn’t trap much heat. You can unzip the liner to remove fill and lower the loft, and The Gadgeteer’s tester considered buying extra fill for more firmness. SleepAdvisor reports OEKO-TEX certification, meaning it’s been tested for harmful substances. ShopSavvy’s summary notes a few consumers mentioned off-gassing odors, so air it out before first use.
The pillow has a medium-firm feel and medium-to-high loft, which suits most side sleepers, especially those with broad shoulders. SleepAdvisor says it can also work for back sleepers, but stomach sleepers may find it too high. Some consumers find it firm and heavy at first. The Gadgeteer’s tester said a snoring-tracking app suggested his scores improved, but that’s one person’s experience, not a medical result. Our advice is to give it at least a week and adjust the fill before deciding.
At about $100 to $124, the Eli & Elm pillow costs more than most pillows. Sleep Foundation’s list includes alternatives like the Saatva Latex Pillow (about $165 to $185) and Brooklyn Bedding’s Talalay Latex Pillow (about $89 to $99). The 45-day trial reported by SleepAdvisor gives you time to test it, and free shipping helps. Value depends on whether the shape solves your side-sleeping discomfort. If it does, it’s worth it. Check current trial terms and look for deals before buying.
The U-shaped side sleeper pillow with adjustable latex and polyester fill, and Sleep Foundation’s “Most Comfortable” side-sleeper pick. It’s best for side sleepers with neck or shoulder discomfort. Adjust the fill to fit your shoulder width, and air it out before first use.
The pillow paired with a custom-fit 300-thread-count cotton sateen pillowcase, according to The Gadgeteer. It’s best for gifts or anyone who wants a matching case for the unusual shape. Wash the case regularly and spot-clean the inner pillow.
Additional latex fill for anyone who wants a firmer, higher pillow, which The Gadgeteer’s tester considered buying. It’s best for broad-shouldered side sleepers.
Eli & Elm’s Trustpilot profile has no reviews, so there are no verified Trustpilot quotes to share. We never invent or paraphrase quotes as if they came from real buyers.
Independent testers offer the best guide. Sleep Foundation named it the most comfortable side-sleeper pillow it tested, The Gadgeteer’s reviewer became a fan after a short adjustment period, SleepAdvisor recommended it for side sleepers with neck pain, and ShopSavvy’s summary notes some consumers found it firm or heavy at first.
Eli & Elm is worth it for side sleepers who wake up with neck or shoulder discomfort and want a pillow designed around their sleep position. Give it a week, adjust the fill, and use the trial. Skip it if you sleep on your stomach, have a latex allergy, or want a budget pillow.
Feature | Eli & Elm | Saatva Latex Pillow | Brooklyn Bedding Talalay Latex Pillow | Coop Sleep Goods Original | Purple Harmony | Derila |
Design | U-shaped side sleeper | Standard shape | Standard shape | Adjustable fill | Latex and grid | Memory foam contour |
Example price | About $100–$124 | About $165–$185 (Sleep Foundation) | About $89–$99 (Sleep Foundation) | Check site | Check site | Check site |
Adjustable fill | Yes | Check site | Check site | Yes | Check site | Check site |
Trustpilot score | No reviews | 3.6 (Saatva, about 1,400 reviews) | 4.6 (Brooklyn Bedding, 206 reviews) | Not checked | Not checked | 4.1 (about 46,000 reviews) |
About 75% latex and 25% polyester fill, with a cotton, spandex and polyester cover, according to The Gadgeteer.
Yes. You can remove fill to lower the height, and extra fill is available.
About $100 to $124, with deals sometimes lower.
Usually not. SleepAdvisor says stomach sleepers may find it too high.
SleepAdvisor reports a 45-day trial. Check current terms before buying.
Eli & Elm makes one of the best-designed pillows for side sleepers. Its U-shaped cutout, supportive back fill, adjustable latex and breathable materials earned it Sleep Foundation’s “Most Comfortable” side-sleeper pick and won over testers.
The trade-offs are a premium price, one size, an initial firm and heavy feel for some, no Trustpilot reviews, and latex content that rules it out for allergy sufferers. Adjust the fill, give it a week, and use the trial. For side sleepers, Eli & Elm is a strong recommendation.
Category | Score |
Side-Sleeper Support | 8.8/10 |
Adjustability | 8.5/10 |
Materials | 8.3/10 |
Cooling | 8.0/10 |
Trial Policy | 7.0/10 |
Price & Value | 6.5/10 |
Initial Feel & Weight | 6.5/10 |
Review Transparency | 4.0/10 |
Overall | 7.2/10 |