Sierra Sleep Millennium Cushion Firm Gel Memory Foam Hybrid Millennium Cushion Firm Gel Memory Foam

Sierra Sleep Millennium Cushion Firm Gel Memory Foam Hybrid Millennium Cushion Firm Gel Memory Foam Hybrid Queen Mattress M50731

Discover the luxury of this queen hybrid mattress. Two layers of temperature-regulating material keep you at a comfortable temperature all night long. Copper-infused memory foam contributes to the cooling performance, and a 4-way stretch knit cover helps keep your mattress fresh. Contouring comfort foam conforms to your body, delivering amazing support, pressure relief and comfort. In addition, the premium pressure-sensitive NanoCoil unit and individually wrapped coil pack help to provide a great night's sleep. Millennium Cushion Firm Gel Memory Foam Hybrid Queen Mattress M50731 M50731 White Sierra Sleep

Sierra Sleep Millennium Cushion Firm Gel Memory Foam Hybrid Queen Mattress M50731 in Portland, Oregon

View all of the items in the Millennium Cushion Firm Gel Memory Foam Hybrid collection

Product Details

This item has been discontinued by the manufacturer May 08, 2026. Not available for purchase.

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Product Overview

Item Description

Product Description Discover the luxury of this queen hybrid mattress. Two layers of temperature-regulating material keep you at a comfortable temperature all night long. Copper-infused memory foam contributes to the cooling performance, and a 4-way stretch knit cover helps keep your mattress fresh. Contouring comfort foam conforms to your body, delivering amazing support, pressure relief and comfort. In addition, the premium pressure-sensitive NanoCoil unit and individually wrapped coil pack help to provide a great night's sleep.

Dimensions

Carton 15" L x 15" W x 65" H (38 cm x 38 cm x 165 cm), 104 lb (46.8 kg)

Width 60" (152.4 cm)60INH

Depth 79 1/2" (201.9 cm)79 1/2INH

Height 14" (35.6 cm)14INH

Weight 98 lb (44.1 kg)98 lb

Carton Volume 8.46 cu ft (0.2 m3)

Design Elements & Features

Style Traditional/Formal

Additional Information

  • Comfort level: luxury cushion firm
  • 2 layers of phase change material (PCM)
  • 2" copper-infused memory foam; 3" sculpted body-contouring comfort foam
  • Wrapped coils
  • Premium pressure-sensitive NanoCoil unit; individually wrapped coil pack
  • 4-way stretch knit cover
  • Adjustable base compatible
  • 10-year non-prorated warranty
  • Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details
  • Foundation/box spring sold separately
  • Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening
  • State recycling fee may apply
  • Made in USA

Construction & Ergonomics

Construction

Fabric Details

Body: Barrier Coating (11%), Fillament Poly (11%), Para Aramid Fiber (5%), Polyester (20%), Viscose (53%), Polyester (59%), Polyethylene (39%), Spandex (2%)

Body: Polyester (100%)

Other Details

Availability

This item has been discontinued by the manufacturer. Not available for purchase.

Bed Size Queen

Brand Sierra Sleep

Category Mattresses

Collection Millennium Cushion Firm Gel Memory Foam Hybrid

Color White

Color Family White

Description Millennium Cushion Firm Gel Memory Foam Hybrid Queen Mattress

SKU M50731

Support Firm

Type Foam, Gel Memory

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