Northmire Cooling Mattress Topper. Refresh the feel of your bed with a plush, breathable layer designed for softer, more comfortable rest. The quilted baffle-box surface helps distribute the down-alternative fill evenly, while the fitted-sheet design wraps securely around the mattress for a smooth, dependable fit.
Comfort That Feels Effortless
The brushed microfiber surface feels soft against your bedding and helps promote airflow for a cooler, more inviting sleep environment. Generous cushioning adds an extra layer of comfort without requiring you to replace your mattress.
Secure Deep-Pocket Fit
A 360-degree elasticized skirt stretches to fit mattresses approximately 8–21 inches deep. The fitted construction helps keep the topper in place as you move, making it a practical choice for everyday bedrooms, guest rooms, and seasonal refreshes.
Thoughtful Quilted Construction
Breathable surface: Helps air move through the sleep layer for a fresher feel.
Plush down-alternative fill: Adds soft cushioning and everyday comfort.
Baffle-box stitching: Helps reduce shifting and keeps fill distributed across the topper.
Deep fitted pocket: Accommodates mattresses from approximately 8–21 inches deep.
Easy-care design: Follow the attached care label for washing and drying instructions.
Available Sizes
Twin: 99 × 191 cm
Full: 137 × 191 cm
Queen: 152 × 203 cm
King: 198 × 203 cm
California King: 182 × 213 cm
Choose the size that matches your mattress and enjoy a softer, more comfortable layer night after night.
Product type: Quilted fitted mattress topper
Color: White
Top surface: Soft, breathable fabric
Fill: 7D and 5D snow down-alternative fiber
Construction: Square jacquard quilting with baffle-box stitching
Fit: 360° elasticized fitted-sheet skirt
Mattress depth: Approximately 8–21 inches
Twin dimensions: 99 × 191 cm
Full dimensions: 137 × 191 cm
Queen dimensions: 152 × 203 cm
King dimensions: 198 × 203 cm
California King dimensions: 182 × 213 cm
Care: Follow the attached care label for washing and drying instructions
Shipping, Delivery & Returns
Orders are processed within 1–2 business days, Monday–Friday, and standard transit takes approximately 6–8 business days for an estimated delivery window of 7–10 business days.
Northmire offers free standard shipping within the United States, and tracking information is emailed as soon as your order ships.
Eligible unused items may be returned within 30 days of delivery in their original condition and packaging with all accessories, manuals, and tags; there is no restocking fee, and returns can be started by contacting info@northmire.com.
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01
Cooler, Fresher Sleep Comfort
Settle into a softer sleep surface that feels light, breathable, and inviting. The fabric top helps promote airflow, while the cushioned fill adds an extra layer between you and your mattress. It is an easy way to refresh the feel of your bed without replacing it.
02
Plush Comfort, Evenly Distributed
Quilted baffle-box stitching helps keep the down-alternative fill distributed across the topper. The result is a smooth, cushioned surface designed to make everyday rest feel more comfortable. Its clean white finish layers easily beneath your favorite sheets and bedding.
03
A Deep-Pocket Fit That Stays Put
The fitted-sheet skirt stretches around mattresses approximately 8–21 inches deep. A 360-degree elasticized edge helps hold the topper securely in place as you move through the night. Choose from Twin, Full, Queen, King, and California King sizes for a more tailored fit.
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Match the topper to your mattress dimensions: Twin 99 × 191 cm, Full 137 × 191 cm, Queen 152 × 203 cm, King 198 × 203 cm, or California King 182 × 213 cm. Measure your mattress before ordering, especially if its dimensions vary from standard sizing.
What mattress depth does the fitted pocket accommodate?
The elasticized fitted-sheet skirt is designed for mattresses approximately 8–21 inches deep. Measure the mattress from the bottom edge to the top surface, including any built-in pillow top, before selecting your topper.
How does the topper create a cooler feel?
The breathable top and down-alternative fill help encourage airflow and reduce the heavy feel of less breathable bedding. It provides passive breathability rather than active refrigeration, so room temperature, sheets, and personal sleep preferences will also affect comfort.
How long will shipping take?
Orders are processed within 1–2 business days. Transit typically takes 6–8 business days, for an estimated delivery time of 7–10 business days.
How will I know when my order ships?
Once your order ships, you’ll receive a confirmation email with tracking information so you can follow its delivery progress.
Where do you ship?
We currently ship within the United States using trusted carriers such as USPS and UPS.
What is the return window?
Returns may be requested within 30 days of delivery.
What condition must a return be in?
Items must be unused, in new condition, and returned with the original packaging, accessories, manuals, and tags.
Can I cancel or change my order?
Cancellation requests must be submitted within 24 hours of placing the order. After that time, processing may already be underway.
Still have questions?
Our customer support team is happy to help with product, shipping, or return questions.