Casper's Stay Cool Sale offers 20% off the Snow and Snow Max cooling mattresses. Savings based on comparative value.
Savings based on Comp. Value. Cooling mattress line.
Save 25% on bundles plus 20% on other cooling essentials during Casper's Stay Cool Sale.
Savings based on Comp. Value.
Refer a friend and they get 30% off their first eligible order at Casper.com; you receive a code for 30% off one order after they purchase.
Excludes bundles, Final Sale and Clearance items, Original mattress, Original Hybrid, Element, Snug Mattress, digital gift cards, and Casper Outlet purchases.
Try your Casper mattress at home for 100 nights. If you're not 100% in love after the 30-Night Adjustment Period, returns are free with a full refund.
30-Night Adjustment Period required before returns. Casper arranges free courier pickup.
Free mattress delivery on Casper mattresses, with white glove delivery available.
White glove delivery available as an upgrade.
Flexible monthly payments through Affirm with rates as low as 0% APR. Katapult lease-to-own with zero credit required is also available.
Subject to eligibility; see if you qualify (Affirm).
Active duty, retirees, veterans, military spouses and family members, plus nurses, medical professionals and first responders can verify via ID.me to receive an exclusive promo code.
Verify with ID.me. Not combinable with other offers; excludes clearance and final sale.
Eligible community members can verify via ID.me to receive 5% off Casper orders.
Verify with ID.me. Not combinable; excludes clearance and final sale.
Teachers, students, military, healthcare workers, and first responders get 5% off everything after verifying via ID.me.
Requires ID.me verification. Cannot be combined with other offers; greatest discount applies automatically.
Try your Casper mattress for 100 nights at home; if you're not 100% in love after the 30-night adjustment period, returns are free and you're refunded in full.
Trial begins when your items are delivered. Mattress returns are free anytime after the 30-night adjustment period. Casper arranges courier pickup and refunds your original form of payment in full. Bundles including a mattress share the 100-night trial period.
We track Casper deals straight from Casper's official site, not from other coupon sites, and check each one before publishing. A Verified label means the offer was present on Casper's own source on the date shown, with a link so you can see for yourself; new entries are Pending until confirmed. Expired codes are moved out of the active list. See how we work in our editorial policy.
| Offer | Type | Last checked | Source | Status |
|---|---|---|---|---|
| Save 20% on Snow & Snow Max | Deal | Jul 18, 2026 | Official page | Verified |
| Save 25% on bundles | Deal | Jul 18, 2026 | Official page | Verified |
| Give 30% off, get 30% off | Deal | Jul 18, 2026 | Official page | Verified |
| 100-Night Risk-Free Trial | Deal | Jul 18, 2026 | Official page | Verified |
| Free mattress delivery | Deal | Jul 18, 2026 | Official page | Verified |
| Financing as low as 0% APR | Deal | Jul 18, 2026 | Official page | Verified |
| Military/first responder discount | Deal | Jul 18, 2026 | Official page | Verified |
| 5% off with community discount | Deal | Jul 18, 2026 | Official page | Verified |
| 5% off | Deal | Jul 11, 2026 | Official page | Verified |
| 100 nights free | Deal | Jul 11, 2026 | Official page | Verified |
Casper is a sleep company known for its mattresses, bedding and sleep products. It offers a 100-night risk-free trial, free mattress delivery, and a 10-year limited warranty on mattresses. Deals above are taken from Casper's own website and checked before we publish them.
Shop sale items directly on casper.com; sale prices apply automatically. For the referral discount, use a friend's referral code at checkout. Military, first responder, healthcare and community discounts require verification through ID.me, after which a promo code is issued to enter in your cart. Subscribe to the email newsletter for the welcome offer.
Free mattress delivery, with white glove delivery available as an upgrade. Return pickup by courier is complimentary.
100-Night Risk-Free Trial. If you're not 100% in love after the first 30-Night Adjustment Period, returns are free and easy: Casper sets up a courier to pack up and remove the product on your schedule, and your original form of payment is refunded in full. Casper tries to donate or recycle returned products. Mattresses carry a 10-Year Limited Warranty.
Summarised from Casper's official policy pages (source), last checked Jul 18, 2026. Always confirm current terms at checkout.
Casper gives you 100 nights to try your mattress at home. You must sleep on it through the first 30-Night Adjustment Period before returning.
No. A courier will pack up and remove the product on your schedule; there's no need to recompress it into the original packaging.
When a friend uses your referral code on their first purchase they get 30% off eligible items, and you receive an email with a code for 30% off one order.
Yes. Active duty, retirees, veterans, military spouses and family members, as well as nurses, medical professionals and first responders, can verify through ID.me to receive a discount code.
Casper mattresses include a 10-Year Limited Warranty.
This page currently tracks 10 active offers: 10 automatic deals. The list changes as offers are added, expire, or are withdrawn.