Early Prime Big Deal Days deals are already live, and there’s a lot to love.

For big-ticket purchases, like mattresses, this is an especially great time to shop, and Amazon has discounted tons of top-brand mattresses right now.

The Casper Sleep Original 11-inch Memory Foam Queen Mattress is on sale for 32% off, bringing its price down to $884 for a limited time. That’s a great price for a quality mattress.

Casper Sleep Original 11-Inch Memory Foam Queen Mattress

The Casper mattress has a medium-firm feel and offers zoned support, giving you just the right amount of support across your spine, hips, waist and lower back.

It’s built to be durable, so it won’t sag over the years and will continue to stay supportive. Casper even offers a 100-night risk-free trial, so you can try this mattress for yourself and see if it works for you.

Amazon customers seem to really like it, with many praising its comfort levels.

“My neck, shoulders and back would all be stiff when I woke up. Not with Casper. It’s an absolute game changer if you struggle with pain or sleep in general,” says one reviewer.

“OMG…like seriously OMG…the first night and every night afterwards, my sleep has been deeper and better than ever. My husbands back pain is gone..like poof! We had no adjustment period of going from a standard mattress to a foam type mattress,” adds another.

If you’re ready to shop a mattress on sale that’s actually built to last, the Casper Sleep Original mattress is it.

Your Prime Big Deal Days FAQs, answered

What is Prime Big Deal Days and when is it?

Prime Big Deal Days — fondly known as October Prime Day — is Amazon’s biggest fall sale, offering massive discounts before the holiday rush of Black Friday and Cyber Monday. October Prime Day runs from Tuesday, Oct. 6 to Wednesday, Oct. 7, 2026.

Prime Day vs. Prime Big Deal Days

Prime Day and Prime Big Deal Days are both Prime member-exclusive seasonal sales with massive discounts on rotating bestsellers. Unlike July’s Prime Day, Prime Big Deal Days runs every October as a precursor to the busy holiday season, allowing shoppers to start saving on gift shopping early.

Do you have to be an Amazon Prime member to shop?

October Prime Day is exclusively available to Prime members. However interested shoppers can grab a 30-day free trial to try Prime, and its many benefits with no strings attached, and gain access to exclusive deals and the convenience of fast, free shipping.

What are the best deals?

From reporting on Amazon sales for years, we can tell you for certain that Amazon’s October Prime Day is the ideal time to save on big-ticket tech, Amazon devices, gift-worthy clothing and beauty and skincare staples, household essentials and many more Amazon best-sellers.

Is it worth it?

Every Prime Day sale is a great chance to score deals on thousands of best-sellers, top tech and appliances and every day essentials, but Amazon’s October event also has great pre-holiday discounts on gifts. Our team diligently sorts through all the offers to find the very best items to grab on sale.

When is the next Prime Day?

Already wondering when Amazon’s next Prime Day is? We expect Prime Day to return in summer 2027, but anticipate just-as-good (if not better) deals coming this Black Friday and Cyber Monday. Follow Post Wanted’s around-the-clock coverage, and you’ll be the first to know about headline-worthy sales. Click here to find all of the best deals.

Why Trust Post Wanted by the New York Post

This article was written by Nishka Dhawan, Commerce Reporter for the New York Post. Nishka reports on the latest tech launches, innovations and trends to separate the best new products from the “AI slop.” Taking the latest technology for a spin, Nishka tests home appliances and tech products that actually improve your life, from vacuums to headphones to gaming gadgets and more – all while finding the best deals and lowest prices. Before joining The Post in 2026, her work appeared in Rolling Stone, ABC, NBC Select, Reviewed and Digital Trends.