Saving money on a new Casper or Casper Wave mattress is simple!
Just head over to Casper by clicking either button below:
Casper's most luxurious mattress, the Wave is built with pressure relief in mind. Use code SLEEPOPOLIS to get $150 off your Wave purchase!
The link should automatically apply the coupon code, but if for some reason it does not, all you have to do is:
- Select the size Casper or Casper Wave you would like and add to cart
- Enter SLEEPOPOLIS in the promo code section and click APPLY
- Congrats, you just saved on your purchase of a new mattress and can head to checkout
The Sleepopolis Discount works as a Casper mattress coupon code and Casper Wave coupon code. Unfortunately we do not have a Casper Essential coupon code,
Looking for more information on Casper? We have loads of great reviews and videos. Check them out at the links below:
- Casper mattress review
- Casper Wave mattress review
- Casper Essential mattress review
- Casper pillow review
It’s back! After several months of hiatus Casper has provided an updated discount promo code coupon for Sleepopolis readers. Saving a few bucks on your new Casper mattress is easy. Simply enter discount promo code “SLEEPOPOLIS” at checkout. You’ll save $50 instantly on any sized Casper mattress order.
How to use your Casper discount promo code:
Go to Casper.comShop for your preferred mattress size and add to cartOn the checkout page, immediately below the big blue “checkout” button, you’ll see “Have a promo code?”Simply click this and enter promo code “SLEEPOPOLIS“Refresh the page and you’ll see you’re $50 discount code appliedBoom! That’s it. You just saved yourself an extra $50!
Casper Mattress Reviews
Looking for more details on Casper? Check out our Casper mattress review series below.
- Casper Mattress Review – contextual
- Casper Mattress Review – video
- Casper vs. Tuft & Needle
- Casper vs. Leesa
- Casper vs. Yogabed
- Casper vs. Leesa vs. Tuft & Needle vs. Saatva

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