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Sleep well, but don’t sleep on the steep discounts during Sleep Week. How’s that for a tongue twister?

Sleep Week is one of the best times of the year to upgrade your sleep essentials, with major discounts on everything from a new mattress to cozy bedding.

Retailers roll out limited-time offers designed to help shoppers refresh their bedrooms without overspending. So, if you’re replacing an aging mattress or simply looking to improve your nightly routine, these sales make it easier to invest in better rest with deals on high-quality bed sheets, supportive pillows and plush blankets — and the Post Wanted team is devoted to rounding up the best sales so you can catch those ZZZs in pure bliss.

• Up to 50% off at Brooklinen
• 15% off sitewide at Silk & Snow
• 25% off sitewide at Brooklyn Bedding
• Up to $625 off at Saatva
• Up to 25% off at Casper

Beyond the basics, Sleep Week promotions often spotlight bedding designed for specific sleep needs. Shoppers can find breathable cooling sheets that help regulate temperature through the night, along with soft comforters that provide the perfect balance of warmth and weight. Many brands offer discounts sitewide, making it simple to refresh the look of your duvet covers, comforters or overall bedroom.

From luxury upgrades to budget-friendly essentials, the best Sleep Week sales offer something for every type of sleeper. It’s the perfect opportunity to bundle key items like cooling sheets (and anything else your heart desires to enhance your evening). Let’s get into it.

Helix

Our best mattress we reveiwed, the Helix Midnight Luxe, is 25% off for Sleep Week — along with the rest of the quality bedding and items on its website. Just be sure to use promo code MARCH25 at checkout.

Alongside the mattress, we recommend adding the Premium Mattress Topper, Adjustable Base (it’s a game-changer, trust us) and the new ComfortAdjust Cooling Pillow.

As expected, Amazon has a slew of Sleep Week sales up for grabs. Most notably, we recommend shopping the California Design Den Luxury Sateen Sheet Set and the Bedsure Duvet Cover for your bedroom refresh.

For Sleep Week, save up to $625 on select mattresses at Saatva. For more, read our full Saatva review.

All hail sleep week — Avocado Green Mattress is offering 15% off its certified organic mattresses, including its flagship model.

If you’re looking to pick up a few bedding refreshes, head on over to Baloo Living. During Sleep Week, enjoy $30 off its 12-pound Weighted Throw Blanket + Cotton Duvet Cover Bundle.

Sleep sales aren’t limited to the bedding. A roster of “Better Sleep” formulas are on sale at Beam, including its Dream Powder (along with its Chocolate Chip Cookie Dream flavor!) and Dream Capsules.

Luckily, Bear Mattress’ End of Winter Sale overlaps with Sleep Week, featuring 30% off sitewide.

Enjoy 15% off sitewide at Bedsure, plus 20% off with purchases of $150 or more. Just be sure to use promo codes WOMEN15 and WOMEN20, respective of each offer, as the brand is celebrating Women’s Day.

We reviewed Brooklinen and simply can’t get enough. Now, you can enjoy the brand, too, with 20% off sitewide and 50% off bundles during its Friends & Fam Sale.

We’re saying goodbye to winter (thank goodness) and celebrating new sleep goodies with Brooklyn Bedding’s End of Winter Sale. You’ll unlock 25% off sitewide; this includes all mattresses and accessories.

Enjoy sleeping on the clouds with Buffy’s assortment of well-made products — and at a discount. Now, the brand is hosting 20% off sitewide.

This is what dreams are made of: Casper’s Daylight Savings Sale. This promotion grants 20% off the Dream & Dream Max mattresses, along with 25% off bundles. Read our Casper mattress review for proof on us standing by the brand, in all of its comfort and glory.

Throughout Sleep Week, CGK Linens is running consistent lightning deal across most of their products. Right now, you can grab their best-selling 4 Piece Sheet Set for 17% off!

Bundle and save this Sleep Week at Coop Sleep Goods, where you’ll find 20% off your custom pillow bundle. “The Coop Home Goods Original Adjustable Pillow is one of the only ones that has a permanent place on my bed,” shares Associate Commerce Editor Kendall Cornish who raves about this pillow.

During Sleep Week, enjoy up to 60% off sitewide at DreamCloud, plus up to 66% off bundles.

Luxury just got less expensive. Enjoy up to to 25% off ettitude’s blissful bedding during Sleep Week. The best deals include its Signature Bamboo Pillowcase Set and Signature Bamboo Duvet Cover.

Home to some of the best pillows we reviewed, FluffCo is hosting 20% off sitewide during not just Sleep Week, but Sleep Month.

Want five-star resort quality sheets? In honor of World Sleep Day, Four Seasons is granting a complimentary pillow sham set with any Slumber Set purchase (and after I visited a Four Seasons property in Hawaii on my honeymoon, I didn’t want to leave its sheets).

Nest Bedding is spotlighting its spring cleaning deals right now: up to 60% off sitewide. This includes 20% off its most popular pillow, the Easy Breather Pillow.

One of the best brands we reviewed for cooling sheets is hosting a secret sale during Sleep Week. Here’s the inside scoop: the Cooling Bamboo Comforter and TENCEL Lyocell Eucalpytus Cooling Sheet Set (ahem, the exact one we reviewed) are both discounted.

With an adorable name like “Piglet in Bed,” we just want to wrap ourselves up like pigs in a blanket — especially during the brand’s 20%-off bedding sale, à la Sleep Week.

Deep discounts abound at Pottery Barn sitewide, not just on its premium bedding. Enjoy up to 60% off sale items, including the bestselling Cloud Quilt and Textured Basketweave Knit Throw.

You likely have heard of Purple for its proprietary pain relief-missioned comfort. Now, its Queen mattresses start at $999 during Sleep Week.

The Spring Sale is here at Silk & Snow, featuring 15% off sitewide on items like sheets, mattresses and even bedroom furniture.

After reviewing a Sleep Number mattress, we’re thrilled to share that the brand is offering up to 40% off select mattresses, including the “blissfully cool” i8 Smart Bed.

The best sheets the Post Wanted team has ever reviewed is featuring up to 25% off sitewide (it’s the only NASA bedding — aka, it’s scientifically cooling!)

Tuft & Needle is hosting a secret Sleep Week sale where you’ll find its Hemp Pillowcase Set starting at $25 and Essential Platform Bed Frame starting at $191.

Shop bed sheets, comforters and more at Wayfair in honor of Sleep Week. We found items up to 70% off.

For over 200 years, the New York Post has been America’s go-to source for bold news, engaging stories, in-depth reporting, and now, insightful shopping guidance. We’re not just thorough reporters – we sift through mountains of information, test and compare products, and consult experts on any topics we aren’t already schooled specialists in to deliver useful, realistic product recommendations based on our extensive and hands-on analysis. Here at The Post, we’re known for being brutally honest – we clearly label partnership content, and whether we receive anything from affiliate links, so you always know where we stand. We routinely update content to reflect current research and expert advice, provide context (and wit) and ensure our links work. Please note that deals can expire, and all prices are subject to change.