1 / 7SLEEP100 Firm Twin Hybrid Mattress, 12-Inch
The SLEEP100 Firm Twin mattress is a 12-inch hybrid listing with a seven-layer construction, gel memory foam, and pocket springs. It is presented as a fiberglass-free option with a 365-night home trial, though the listed trial terms are not detailed here.
At a glance
- Seven-layer hybrid construction combines gel memory foam and pocket springs, according to the listing.
- A targeted five-zone support system is described for lumbar and shoulder areas.
- The listing claims breathable materials and a fiberglass-free build.
- A 365-night home trial is advertised, but its terms are not supplied.
Reference price: $249.99
Price checked: Nov 14, 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- Twin size and listed dimensions make the intended bed size clear.
- Pocket springs and gel memory foam offer a combination of responsive support and foam contouring in the stated design.
- Customer feedback highlights comfort and firmness, with some reports of easier setup.
Cons
- A firm feel may not suit shoppers who prefer a plush or deeply cushioning mattress.
Technical specifications
16 specifications| Brand | SLEEP100 |
|---|---|
| Model | SYN2333042 |
| Size | Twin |
| Construction | Hybrid |
| Firmness | Firm |
| Top style | Euro Top |
| Number of layers | 7 |
| Comfort layer material | Gel Memory Foam |
| Fill material | Cotton |
| Cover material | Polyester |
| Material type | Cotton Blend |
| Special feature | Breathable |
| Color | Grey |
| Dimensions listed | 74 x 38 x 12 inches |
|---|---|
| Weight listed | 46 pounds |
| Thickness | 12 inches |
What to know before buying
- The page identifies a 365-night home trial but does not provide its conditions. Confirm applicable trial terms before purchase. The listed dimensions and firm designation describe the product, while actual fit and perceived firmness can depend on the bed frame and sleeper.
What’s in the box
Included- Mattress
Who is it for?
A good fit for
- Twin-bed shoppers looking for a firm hybrid with foam and pocket springs.
- Back or combination sleepers considering the listing's five-zone lumbar and shoulder support claim.
- Buyers who prefer a long stated home-trial period and can confirm its terms.
Less suited to
- Shoppers seeking a soft or plush mattress.
- Buyers who need clearly specified trial, return, or warranty conditions before deciding.
Customer reviews on Amazon
- 5 stars
72% 72% - 4 stars
13% 13% - 3 stars
5% 5% - 2 stars
2% 2% - 1 star
8% 8%
Customer feedback is generally positive about comfort, firmness, support, and setup, while reports about fit are mixed. Some customers describe the mattress as fitting their frame, while others mention sheets sliding around. Those experiences may matter when pairing the listed firm Twin mattress with a particular frame and bedding. The aggregate ratings also include a notable one-star share, so positive overall ratings do not mean every buyer had the same experience.
Positive themes
- Customers report comfort and a firm feel, with some praising support and ease of setup.
Mixed feedback
- Feedback on fit varies, including reports of a good bed-frame fit and sheets sliding around.
Frequently asked questions
What size is this SLEEP100 mattress?
It is listed as Twin, with dimensions of 74 x 38 x 12 inches.
What is its construction?
The listing describes a seven-layer hybrid with gel memory foam and pocket springs, plus a Euro top.
Is it advertised as fiberglass-free?
Yes. The listing claims fiberglass-free materials, but this is a manufacturer claim rather than an independently verified finding.
What does the 365-night trial include?
A 365-night home trial is advertised, but its terms are not provided in the supplied listing details. Confirm the conditions before buying.
Alternative options
Beautyrest World Class Level Three Firm 13" Hybrid Twin Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, Durable Support
$1,199.00
Beautyrest Black Series One Plush 12.5" Twin XL Hybrid Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, cooling tech
$1,549.00
Beautyrest Black Series One 13.5" Extra Firm Full Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, cooling, breathable
$1,629.00
Beautyrest World Class Level Three Extra Firm 14.25" Twin XL Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, Durable Support
$1,229.00
Beautyrest Black Series Two 16.5" Medium Pillow Top Twin XL Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, breathable, cooling
$2,549.00
14 inch Queen Size Mattress, Hybrid Mattress in a Box with Zoned Lumbar Support for...
$269.98
Beautyrest Black Series Two Firm 13.5" Queen Hybrid Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, contouring comfort
$2,549.00
12 Inch Full Size Mattress,Double Mattress,Medium Firm & Cooling Gel Foam | Hybrid ...
$339.99
Novilla Bliss CoolingPro 14 Inch Full Size Memory Foam Mattress in a Box | Cool-Touch Nylon Cover with PCM-Infused Open-Cell Foam & Perforated NanoGEL for Breathable Comfort, Adaptive Support
$400.79
Kin By Tuft & Needle Firm 8" Adaptive Foam Twin Mattress in a Box | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, cooling performance
$399.00
Beautyrest Days End Extra Firm 13.25" Twin Size Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, motion separation
$899.00
EGOHOME Queen 12" Copper Gel Memory Foam Mattress Pressure Relief Medium | Fiberglass Free, Back pain Relief, Graphene Tech Cover, ICA Endorsed, CertiPUR-US, Motion Isolation, Mattress in Box, Medium
$369.99
