Specification AgeRangeDescription : All ages Brand : SINWEEK BulletPoint1 : INSTANT COOLING: Experience instant cooling relief with our Q-max>0.25 advanced cooling mattress topper fabric.OEKO-TEX certified fibers stay silky-soft through 100+ washes. Pro tip: Pair with any fan/AC to unlock superpowers, turn breezes into your bed's personal cooling crew! BulletPoint2 : PRESSURE-RELIEVING: 70N high-density memory foam (CertiPUR-US certified) contours to every curve like liquid, then reinflates like a marshmallow. Specially engineered to maintain proper spinal alignment while cushioning pressure points - hip & shoulder pain sufferers meet your new sleep partner. BulletPoint3 : DEATH GRIP ON YOUR MATTRESS: Sweet furniture mattress topper 3 inch with 4 elastic adjustable corner straps and breathable non-slip bottom. Protect your old mattress while adding cloud-like comfort. Reinvents saggy old mattresses into 5-star hotel beds. Perfect for adjustable beds and restless sleepers. BulletPoint4 : WASHABLE & GO ANYWHERE:Zipper lets you yank off the cover in 10 seconds – toss it in the washer when spills/stains hit. Take high density foam pad camping, dorms, rvs, or surviving your antique guest bed. BulletPoint5 : LET IT BREATHE:Comes vacuum-sealed (eco-friendly shipping!). Unbox → Air out 24-72 hrs → Watch it grow like magic. Dance a hair dryer over it to turbocharge expansion or do the "foam dance" (gentle massaging!). Your patience = instant 5-star resort bed feels! BulletPoint6 : Easy Delivery & Set Up Mattress in a Box: We ship the queen bed mattress in a box for easy delivery to your room. Simply unbox and unroll the mattress with no intricate installation. Please allow 48-72 hours for full decompression and any potential odor to dissipate after opening this queen size mattress. Please feel free to contact us if needed. We are at your service and want your 100% satisfaction. CareInstructions : Machine Wash Color : White ConstructionType : Memory Foam ExternallyAssignedProductIdentifier1 : 756797965861 ExternallyAssignedProductIdentifier2 : 0756797965861 FabricType : 30% Medium Molecular Pe + 70% Polyester FillMaterial : Memory Foam FillMaterial1 : Gel Memory Foam FillMaterial2 : Memory Foam FillMaterial3 : High Density Foam FillMaterial4 : Cotton FillMaterial5 : Pocket Spring ImportDesignation : Imported IncludedComponents : Short Queen RV Mattress IsFoldable : 1 ItemFirmnessDescription : Medium ItemName : SINWEEK 3 Inch Twin XL Cooling Memory Foam Mattress Topper for Pressure Relief, Thick Bed Mattress Pad with Cooling Soft Cover and Adjustable Straps, CertiPUR-US Certified ItemPackageDimensions_Height : 52.324 centimeters ItemPackageDimensions_Length : 25.908 centimeters ItemPackageDimensions_Width : 25.908 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : mattress-toppers Manufacturer : SINWEEK Material : Memory Foam Material1 : Gel Memory Foam Material2 : Memory Foam Material3 : High Density Foam Material4 : Cotton MattressCoilType : pocketed_coil MattressComfortLayerMaterial : memory_foam MattressComfortLayerMaterial1 : cotton MattressComfortLayerMaterial2 : memory_foam ModelName : RV-MQ10H ModelNumber : RV-MQ10H NumberOfItems : 526 NumberOfLayers : 2 NumberOfMattressCoils : 200 PackageLevel : unit PartNumber : JY-2024-002 Pattern : Mattress ProductBenefit : Comfortable Sleep ProductBenefit1 : Improves Sleep ProductBenefit2 : Back Pain Relief ProductBenefit3 : Posture Support ProductBenefit4 : Pressure Relief ProductBenefit5 : Stress Relief ProductBenefit6 : Reduces Toss & Turn ProductDescription : Premium Soft Cooling Sleep, Non-Slip Design with Removable & Washable Cover ProductSiteLaunchDate : 2024-12-18T07:31:46.218Z SafetyWarning : Allow 72 hours for the mattress to fully decompress; gently slap the mattress after opening to accelerate the rebound process; Be aware that firmness perception may vary and it may take some time to adjust to the mattress; If you experience discomfort or dissatisfaction with the mattress firmness, contact customer service within 24 hours. Size : Twin XL Style : 3 inch SubBrand : Neverfade SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TopStyle : Pillow Top UnitCount : 1 UnspscCode : 56101508 WaterResistanceLevel : not_water_resistant