Casper mattresses are up to $300 off on Prime — but for just a few more hours
- Posted on October 7, 2026
- By Detroit Free Press
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- 1 min read
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Casper mattresses are up to $300 off on Prime — but for just a few more hours
Prime Day is almost over, but this Casper mattress deal is still available. Here's why shoppers are rushing to grab the discount before it ends.
