PICK

Eli & Elm Ultra Slim Side Sleeper Pillow Review
The Eli & Elm Ultra Slim Side Sleeper Pillow is a low-profile option designed for side sleepers who prefer minimal loft. It suits those with narrow shoulders or who find standard pillows too thick. Its standout trait is the ultra-slim 2.5-inch height, which keeps the neck aligned without propping the head too high.
ProductPickly is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. It never changes our picks.
This pillow is a solid choice for side sleepers who need a very thin profile. It excels in simplicity and portability, but it may not suit those who change positions or prefer more cushioning. If you fit the slim niche, it delivers on its promise.
How it scores
The good and the annoying
- Ultra-slim 2.5-inch loft suits side sleepers who need low profile
- Filled with shredded memory foam, allows adjustable firmness
- Removable and washable bamboo-derived cover
- Lightweight and easy to travel with
- Too thin for back or stomach sleepers
- May not provide enough cushioning for heavier individuals
- Some owners report the fill shifts over time
The Eli & Elm Ultra Slim Side Sleeper Pillow is a low-profile option designed for side sleepers who prefer minimal loft. It suits those with narrow shoulders or who find standard pillows too thick. Its standout trait is the ultra-slim 2.5-inch height, which keeps the neck aligned without propping the head too high.
Understanding Pillow Loft
Loft refers to the height of the pillow when laid flat. Side sleepers typically need a loft that matches the distance from their ear to the outer shoulder. A pillow too high causes neck strain, while too low leads to poor alignment. The Eli & Elm Ultra Slim offers a 2.5-inch loft, which is significantly lower than the average 4 to 6 inches. This makes it ideal for petite frames or those who prefer a barely-there feel. However, it may not suit larger individuals who need more height to fill the gap.
Materials and Construction
This pillow uses shredded memory foam, which allows you to adjust the fill by removing or adding pieces. The cover is made from bamboo-derived rayon, known for its softness and breathability. According to the listing, the cover is removable and machine-washable, which simplifies cleaning. The foam itself is not washable, so you must spot-clean it. The construction is straightforward, with a zippered cover for easy access. Some owners report that the foam compresses over time, but the adjustability helps maintain comfort.
Who Should Consider This Pillow
The primary audience is side sleepers who find standard pillows too thick. It also appeals to travelers who need a compact pillow that packs easily. People with neck pain from high pillows might find relief with this lower profile. However, it is not designed for combination sleepers who roll onto their back or stomach during the night. Those who prefer a plush, cloud-like feel will be disappointed, as the foam is dense and supportive rather than soft.
Specs that matter
| Fill material | Shredded memory foam |
| Cover material | Bamboo-derived rayon |
| Dimensions | 20 x 13 x 2.5 inches (approx.) |
| Weight | 1.5 pounds (approx.) |
| Washability | Removable, machine-washable cover |
| Certifications | Not specified in listing |
Buy this pillow if you are a side sleeper with narrow shoulders or a preference for very low loft, and you want a compact, adjustable pillow.
Skip this pillow if you are a back or stomach sleeper, or if you need substantial cushioning and support for a larger body frame.
Questions before you buy
Is the Eli & Elm Ultra Slim Side Sleeper Pillow good for neck pain?
It can help if your neck pain stems from a pillow that is too high. The low loft keeps your neck in a neutral position, but it may not provide enough support if you need more cushioning. Consult your doctor for specific advice.
Can I adjust the firmness of this pillow?
Yes, the shredded memory foam fill is adjustable. You can remove or add foam through the zippered cover to achieve your desired loft and firmness.
How do I clean the Eli & Elm Ultra Slim pillow?
The cover is removable and machine-washable. The foam insert should be spot-cleaned with mild detergent and air-dried. Do not put the foam in the washing machine.
What are the dimensions of this pillow?
The pillow measures approximately 20 inches by 13 inches by 2.5 inches. It is smaller than a standard pillow, making it suitable for travel or smaller bed sizes.
Is this pillow suitable for stomach sleepers?
Stomach sleepers typically need a very flat pillow or none at all. This pillow's 2.5-inch loft might still be too high for some stomach sleepers, but it could work if you prefer a slight elevation.
Does the pillow have a strong odor when new?
Some owners report a slight chemical smell from the memory foam, but it usually dissipates within a few days. Airing it out can speed up the process.
What is the return policy for this pillow?
Amazon's standard return policy applies. Check the listing for specific details, as some sellers offer a trial period.