Mlily® Sierra Gel Memory Foam Mattress Topper
Mlily® Sierra Gel Memory Foam Mattress Topper
Free Local Delivery on Orders Above $199*
Not ready to replace your mattress? You might not need to. The MLILY Sierra Topper adds 2.5" of cooling gel memory foam comfort to any mattress, softening pressure points, regulating temperature, and giving your sleep a genuine upgrade from the very first night.
The MLILY Sierra Topper is a 2.5″ dual-layer memory foam upgrade that sits on top of your existing mattress and changes the way you sleep. The bottom layer provides the base support your body needs. The top layer adds plush, contouring comfort that relieves pressure at every contact point, shoulders, hips, lower back, without letting you sink so deep you feel stuck.
Sleeping hot is one of the most common complaints we hear in-store. The Sierra addresses it directly: the memory foam is infused with cooling gel to draw heat away from your body, while the breathable 3D mesh side panels work as a passive ventilation system, letting warm air escape and fresh airflow circulate throughout the night.
Key Features of MLILY Sierra Mattress Topper:
- 2.5″ Dual-Layer Memory Foam: A base support layer underneath a plush comfort layer, works together to cradle pressure points without the ‘stuck’ feeling of single-layer foam
- Cooling Gel Infusion: Gel particles in the foam actively absorb and dissipate body heat, so the surface stays noticeably cooler throughout the night
- 3D Mesh Side Panels: Breathable mesh panels on all four sides allow continuous airflow and ventilation through the topper, especially effective for hot sleepers
- Smooth Quilted Surface: Premium quilted cover is soft to the touch and designed to feel like a hotel-quality upgrade from night one
- CertiPUR-US® & OEKO-TEX® Certified: Independently certified to be free of harmful chemicals, heavy metals, and harmful emissions, safe for you, your family, and your bedroom environment
- 10-Year Warranty: MLILY backs the Sierra with a full 10-year warranty, a strong statement of long-term quality and durability
Size Chart
Twin / Single: 39" W × 75" L
Full / Double: 54" W × 75" L
Queen: 60" W × 80" L
King: 76" W × 80" L
“Is This Right for You?”
- SLEEPING HOT?
Cooling gel foam + 3D mesh side panels work together to pull heat away and keep airflow moving, so you stop waking up overheated. - WAKING UP SORE?
Dual-layer memory foam contours to your shoulders, hips, and lower back, relieving pressure points that cause morning stiffness and disrupted sleep. - NOT READY TO REPLACE YOUR MATTRESS?
The Sierra is one of the most cost-effective ways to meaningfully improve your sleep without investing in a full new mattress. A smart bridge solution. - WANT TO ELEVATE A NEW MATTRESS?
Just bought a new mattress and want to add that extra layer of plush comfort? The Sierra is the perfect finishing touch for a complete sleep upgrade.
Frequently Asked Questions
With so many options on the market, it can be difficult to find the perfect mattress and pillow. That’s why we designed a quick, informative Sleep Quiz to help you understand your unique sleep preferences and find the best fit for your needs. Looking for more tips? Our Blog is full of information to help you make the right decision. We recommend taking a look at Mattress 101 and Perfect Pillows.
You can take a look at our Blog to learn more about latex and memory foam. In summary, natural latex is made from the sap of rubber trees, whereas memory foam was invented by NASA’s space program. Both materials are known for contouring your body, therefore providing excellent support, comfort, and motion isolation. Latex tends to sleep cooler than memory foam due to its breathability.
We recommend replacing your mattress every 5 to 7 years. Depending on the material, pillows should be replaced between every 6 months for polyester to every 2 to 3 years for more durable materials such as latex and memory foam. After all, you spend ⅓ of your life in your bed, so you need to be sure you’re getting the best sleep possible.
Absolutely! It’s important to us to provide you with affordable options. In order to do so, we guarantee the lowest prices for our customers. If you find the same Kingsdown, Simmons, Spring Air, Sealy, or Tempur-Pedic at a price less than ours, bring the quote to us in writing and we’ll beat the price by 5%.
We’re here to help! Call us at 604-278-8147 or email us at info@sleepshop.ca and we’ll get back to you as soon as possible.
Financing options available at checkout.