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As we head into a heatwave, you may be gearing up for restless nights and sweaty mornings, but I come bearing a solution: investing in a cooling mattress that actually delivers on its promises. And today three of my favorites are on sale, including the Bear Elite Hybrid, down to $1,198 at Bear, our highest scoring mattress for temperature regulation.I've slept on and reviewed some of the best cooling mattresses you can buy online, assessing them on their comfort, support, climate control, and overall value for money under our rigorous mattress methodology. The Bear is our number one, earning a top ranking in our best mattress guide, but it isn't the only option you have today.Here are the cooling bed deals I recommend in this year's Memorial Day mattress sales, with prices from $159 for the Siena Signature. And if you want further options, we're also live tracking the best value Memorial Day mattress sales.Today’s top cooling mattress deals: At a glanceBear Elite Hybrid: From $1,198 (was $2,284) at BearSiena Signature: From $159 at Siena SleepSaatva Classic: From $999 (was $1,399) at SaatvaThe Allswell 10" Hybrid: From $214 at WalmartBrooklyn Bedding Copperflex Pro Hybrid: From $512 (was $732) at BrooklynThe best cooling mattress deals in the Memorial Day sales 2026How to choose a cooling mattressSet a budget that suits youDecide what kind of cooling you need: active or passiveConsider your comfort needs beyond running hot Firstly, having a certain price range in mind will narrow down your mattress search as you can cut straight in to the ranges you can afford. For example, if you want the cheapest decent cooling bed, check out our best cheap mattress guide. If you're looking to if you're willing to spend a bit more but want to save where you can, the Brooklyn Bedding CopperFlex range is a great option, with sale prices starting at just $419.30 for the CopperFlex Memory Foam.When it comes to mattresses there are two approaches to temperature regulation, active and passive cooling. If you sleep really hot then it's worth considering an active cooling system (water tubes or cooling fans) which you'll find in smart beds like the Eight Sleep Pod and Tempur-ActiveBreeze.Passive cooling should be ample for mild hot sleepers. This refers to mattresses built with naturally breathable materials (like cotton, innerspring coils, and gel-infused foams) that promote airflow and moisture wicking, keeping your sleep surface as cool as possible.Finally, you shouldn't sacrifice overall comfort just for a cooling effect. You'll want to make sure the mattress you're buying still supports your sleep position and body type. Think: Is it firm enough to keep my spine aligned?Are there cushioning layers to relieve pressure build up in joints? Once budget, cooling capacity, and comfort click, you've found the right bed for you — and our best mattress of 2026 guide has something for every kind of sleeper.
