Motion Separation
Pressure Relief
Temperature Regulation
Discover a better night's sleep with the Casper The One Medium-Firm Foam Mattress. Designed to deliver the comfort and support you need without unnecessary extras, this signature all-foam mattress combines breathable, responsive foam with pressure-relieving memory foam for a balanced sleep experience. Breathe Flex Foam promotes airflow while providing just the right amount of bounce, and Align Memory Foam gently contours to your body to help relieve pressure. A firm Casper Core base provides dependable, long-lasting support to help prevent sinking and sagging. With its versatile medium-firm feel, The One is designed to accommodate a variety of sleep styles.
Inspired by Casper's original mattress and refined through years of customer feedback, The One delivers the essential comfort and support you need for a restful night's sleep. Breathable foam helps keep you comfortable, contouring memory foam cushions pressure points, and a firm base provides dependable support night after night. Whether you sleep on your side, back or stomach, the Casper The One Medium-Firm Foam Mattress offers a straightforward, thoughtfully designed solution for everyday comfort.
Type
Comfort
Medium
| Brand | Casper |
|---|---|
| Mattress Type | Memory Foam |
| Size | Queen |
| Height | 11.00" |
| Width | 60.00" |
| Depth | 80.00" |
| Weight | 75.00 lbs |
| Works With Adjustable Base? | Yes |
| Profile Height | 11" |
| Warranty | 10 Years |
Casper The One Medium-Firm Memory Foam 11" Mattress
Casper The One Medium-Firm Memory Foam 11" MattressThe mattress experts at Gardner White have your back! Our Mattress Buying Guide can help you cut through all the confusion when you're shopping for a new mattress. Decades of collective experience went into creating the perfect guide for mattress shopping, check it out now!
We've also developed a list of the Best Mattresses of 2025. These include the Best Innerspring Mattress, the Best for Back Pain, and the Best Cooling Mattress among ten other 'Best Of' models. If you're looking for the best of the best in a new mattress, this list is your go-to guide to find youre perfect fit!
Extra 30% Off: Some exclusions apply to items marked Free Shipping, mattresses, clearance, outlet, floor samples, delivery, gift cards, and Final Price items.
Free Delivery: Refers to doorstep delivery and applies to regular delivery area Monday – Friday only. Free white glove delivery with mattresses starting at $699, excludes floor samples.
Some offers cannot be combined. See store for details.
Extra 10% off qualifying products with code LTD10 at checkout. Limited time only.
Shop Qualifying ProductsMinimum purchase of $999 required to redeem. Excludes prior purchases, clearance, outlet, items marked “Free Shipping,” doorbusters, MSRP mattresses, gift cards, and “Final Price” items. Cannot be combined with other coupons. CAN be combined with bonus $100 La-Z-Boy discount. Offer valid April 6–12, 2023 only.
$100 Mastercard Reward Card: Minimum purchase of $1499 required. Cannot be combined with other coupons or previous purchases. One per household. Offer valid on orders placed and paid for in full on Saturday, December 23, 2023 only.
See associate for details.
*Valid on in-store purchases of $500 or more through November 3, 2026. Limit one gas card per household. Not valid on mattress purchases eligible for the $300 gift card offer. See store for details.
Find a StoreIn-Store Only. Minimum $999 purchase. Limit one per household.
Minimum purchase of $199 required to redeem. Discount excludes prior purchases, clearance, items marked “Free Shipping,” doorbusters, MSRP mattresses (including Tempur-Pedic, Beautyrest Black, iComfort, Casper, Purple, and Stearns & Foster), gift cards, and “Final Price” items. Cannot be combined with other coupons.
Extra 20% Off: Some exclusions apply to items marked “Free Shipping,” mattresses, clearance, outlet, floor samples, delivery, gift cards, and "Final Price" items. Minimum purchase $699 required.
We Pay Your Tax: Discount equal to Michgan Sales Tax. Minimum purchase $1499 required.
Free Delivery: Refers to doorstep delivery and applies to regular delivery area only. Free white glove delivery with mattresses starting at $699, excludes floor samples.
Some offers cannot be combined.
We partner with Synchrony Bank to offer Synchrony Pay Later— a predictable monthly payment option for APR’s ranging from 0%-24.99% based on applicant’s credit worthiness.
| Order Total | 3 Months | 6 Months | 12 Months |
|---|---|---|---|
| $75 | $25/month | n/a | n/a |
| $150 | $50 | $25/month | n/a |
| $300 | $100 | $50 | $25/month |
| $900 | $300 | $150 | $75 |
| $1200 | $400 | $200 | $100 |
Actual monthly payment is based on the total value of all items in your cart, plus tax and shipping. Subject to credit approval. This is an installment loan product provided by Synchrony bank. Minimum amount financed of $75. Offer available online only. (Excludes online chat).
