From mattresses to outdoor furniture, grills and other summer essentials, major retailers are marking down thousands of items for Memorial Day. Here’s a look at the biggest Memorial Day sales and the best deals we’re seeing from multiple retailers.WayfairSave more than $300 on this upholstered platform bed with adjustable headboard from Ebern Designs.Get 53% off this queen-sized Martha Stewart SleepComplete medium-firm Dual-Action cooling memory foam mattress in a box.Spend less than $30 on this set of two firm cooling pillows.Spend $68 on this arched metal oversized full-length mirror with stand.Take $60 off the Frigidaire Purea300 HEPA air purifier with wifi.TargetTake 20% off this Igloo Sun Squad Rolling Cooler.Take $50 off this Mastgoal Brazilian Hammock with Adjustable Stand.Save $100 on the Beats Studio Pro Bluetooth Wireless Headphones.Spend less than $260 on the Ninja SLUSHi 88oz Professional Frozen Drink Maker.Spend less than $60 on this Karl Home 5-Position Folding Backpack Beach Chair.WalmartSpend less than $50 on this Ozark Trail Pop-Up Outdoor Canopy.Save $130 on this LHBcraft Double Wicker Swing Egg Chair.Spend less than $160 on the Shark Pet Cordless Stick Vacuum.Take 50% off this Tempur-Pedic Ultimate Comfort Gel Cooling Bed Pillow.Take $70 off the Ninja 10-in-1 Oven, Convection and Air Fry Oven.AmazonGet this GENIMO Waterproof Outdoor Rug for less than $65. Take $350 off the roborock Qrevo S5V Robot Vacuum and Mop. Save $40 on the Ninja All-in-One Food Processor & Blender. Get this JISULIFE Portable Neck Fan for less than $30. Save $100 on the Apple Watch Series 11. Memorial Day mattress dealsSaatva For Memorial Day, Saatva is offering up to $625 off with the purchase of a bed frame.Bear Take 42% off the Bear Elite Hybrid and receive a free sleep bundle (two pillows and a mattress protector) using code GH42. The brand's general Memorial Day sale offers a 35% discount.Nolah The brand is offering GH readers an extra $100 off mattress purchases with code GH100, which you can stack with their 35% discount (including 2 free pillows) for Memorial Day.Avocado Right now, customers can take up to 20% off all of Avocado's mattresses. Our favorite organic mattress, the Avocado Green Mattress, is 15% off.Tuft & Needle Take 30% off on Tuft & Needle's site or Amazon, no code needed.Tempur-Pedic Save 30% on the Tempur-Cloud or save up to 40% on the Tempur-Cloud and Ease Power Base bundle. The Tempur-Cloud ships via UPS while the Ease Power Base is delivered and set up directly in your home.Helix Take 27% off sitewide through May 31 with our exclusive code GH27. Plus, you'll receive a free bedding bundle (a sheet set with a mattress protector) with the purchase of any Luxe or Elite Mattress. This is better than their general Memorial Day sale, which is 25% off sitewide.Silk & Snow You can save $150 and receive two free pillows on the S&S Organic Mattress with extra discounts on bedding bundles.AmerisleepTake $600 off any mattress with code MD600 or $1000 off the AS6 Black Series with free shipping.BeautyrestSave up to $1000 off select mattresses and adjustable base sets.BirchTake 27% off sitewide with our exclusive code GH27.Brooklyn BeddingTake 30% off sitewide with code MEMORIAL30.CasperSave up to 30% off mattresses, along with 35% off bundles, 35% off select essentials, 30% off adjustable bases, 20% off two-packs of pillows and 10% off everything else.LeesaTake 30% off mattresses, as well as bedding and furniture.MattressFirmTake up to 60% on select queen mattresses from brands like Sealy, Serta and Beautyrest plus receive a free adjustable base on select models.NaturepedicTake 20% off the entire site, including mattresses for babies, kids, and adults.ParachuteTake 25% off everything at Parachute through Tuesday, May 26 (plus 30% off bundles and an extra 25% off sale items).PurpleSave up to $900 off a mattress and base, including $150 off the Restore Hybrid Collection Mattresses and $100 off the Purple Mattress.SealyTake up to $300 off a mattress in the Sealy Posturepedic Elite collection or take $100 off the Posturepedic Spring and Hybrid mattresses with code PPSPRING or PPHYBRID. Plus, you'll receive a free gift with your purchase.Stearns & FosterTake up to $600 off select mattresses, plus get a $300 Visa gift card or $300 in free accessories with the purchase of all mattresses (except the Studio Collection). You can also receive a $200 instant credit if you buy the Ease Power Base with any mattress (use code 200GIFT).Memorial Day grill dealsTake $50 off this Weber Master-Touch Charcoal Grill.Spend less than $80 on this VIVOHOME 3-in-1 Vertical Charcoal Smoker.Save more than $90 on this Blackstone 2-Burner Propane Griddle with Hood.Take $100 off the Ninja Woodfire™ Outdoor Grill & Smoker.Get 20% off this Kenmore 3-Burner Propane Gas Grill with Foldable Side Tables.Home DepotFind spring discounts on some of our top-tested grill brands, like Traeger and Oklahoma Joe’s. LowesAhead of the holiday weekend, you’ll see discounts up to 45% off grills and accessories at Lowe’s on brands like Cowsar, Royal Gourmet, and more.Memorial Day outdoor furniture dealsSpend less than $90 on this Tappio 3 Piece Patio Bistro Set from Walmart.Spend less than $160 on this Costway 4-piece Patio Rattan Furniture Set at Target.Spend less than $65 on this Pierpoint umbrella from Wayfair.Take $700 off this Backyard Discovery Sarasota galvanized steel pergola kit from Amazon.Birch LaneShop Birch Lane's outdoor sale section right now, which includes markdowns on outdoor dining, lounge seating, lighting, and more.Pottery BarnPottery Barn is offering up to 20% off all styles as part of its Memorial Day sale.Serena and LilyTake up to 30% off Serena & Lily's most popular outdoor furniture during the brand’s Summer-Ready Sale.West ElmRight now, you can get up to 30% off outdoor furniture including lounge chairs, outdoor sofas, and more.