Skip to content
The owners are very kind. We got alot of our furniture for a great price and great deals. The owner is very helpful a...
What ever you want and for what ever price he will make it happen. He’s so nice and genuine. He makes you smile and l...
Read More Reviews At:
Google
3722 S Grand Blvd, St Louis, MO 63118
3722 S Grand Blvd, St Louis, MO 63118
About Us Contact Us Financing Refund Policy Return Policy Shipping Policy Privacy Policy Phone: 314-664-8233 Email: sitnsleep4less@gmail.com Get Directions: 3722 S Grand Blvd, St. Louis, MO 63118 Hours: Mon-Sat 10am-6pm (Closed Sun) Our Blog
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress
Millennium 2.0 Foam 12 Inch Mattress

Millennium 2.0 Foam 12 Inch Mattress

SKU M31131
Save 42% Save 42%
$912.75
$663.04 - $1,026.13
$912.75
$530.67
$385.49 - $596.59
$530.67

Financing Options Available!

📦 IMPORTANT: This item ships factory-direct in 2-3 weeks. Need faster delivery? Call 314-664-8233 to check in-stock options for same-day delivery.

Bed Size: Queen

Discover the luxury of this memory foam queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature all night long. Gel memory foam and high-density support foam conform to your body, delivering pressure relief and comfort. And a green tea-infused support foam base provides enhanced stability.

Specifications▶
Specifications Details
Brand Name
Sierra Sleep® by Ashley
Lifestyle
Traditional
Bed Size
Queen
Mattress Feature
Cooling
Assembly
Assembly Not Required
Product Details▶
  • Comfort level: firm
  • Dual cooling action with phase changing material (PCM)
  • High-density gel memory foam for lumbar support
  • High-density body contouring support foam
  • Green tea-infused base foam for added stability
  • Hyper Cool luxury 4-way stretch knit cover for uniform comfort & durability
  • 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
Availability▶
Available Configurations
SKU M31131 — Queen
Dimensions: 79.5''W x 60''D x 12''H | Weight: 69.0 lbs▶

This option is a Queen Mattress.

SKU M31171 — Twin XL
Dimensions: 79.5''W x 38''D x 12''H | Weight: 44.0 lbs▶

This option is a Twin XL Mattress.

SKU M31141 — King
Dimensions: 79.5''W x 76''D x 12''H | Weight: 87.0 lbs▶

This option is a King Mattress.

SKU M31151 — California King
Dimensions: 83.5''W x 72''D x 12''H | Weight: 87.0 lbs▶

This option is a California King Mattress.

More From The Millennium 2.0 Foam 12 Inch Collection

View More

Love the look? Explore each piece in this collection on its own — mix, match, and build the exact setup that fits your space and style.

Save up to 42% Save %
$663.04 - $1,026.13
$663.04 - $1,026.13
$663.04
$385.49 - $596.59
$385.49 - $596.59
$385.49

Millennium 2.0 Foam 12 Inch Mattress

Discover the luxury of this memory foam queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable tempe...

View full details
$663.04 - $1,026.13
$663.04 - $1,026.13
$663.04
$385.49 - $596.59
$385.49 - $596.59
$385.49
Save up to 42% Save %

More Memory Foam Mattress

View More

Still deciding? Explore more memory foam mattress side by side — more styles and options to help you find the one that fits your space just right.

Product image
Save up to 42% Save %
$510.91 - $907.02
$510.91 - $907.02
$510.91
$297.04 - $527.34
$297.04 - $527.34
$297.04

10 Inch Chime Memory Foam Mattress in a Box

Enjoy endless possibilities for restful sleep with this queen mattress. Soothing memory foam contours to your body, while a thick layer of firm su...

View full details
$510.91 - $907.02
$510.91 - $907.02
$510.91
$297.04 - $527.34
$297.04 - $527.34
$297.04
Save up to 42% Save %
10 Inch Chime Elite 2.0 Mattress image
Save up to 42% Save %
$628.61 - $1,229.95
$628.61 - $1,229.95
$628.61
$365.47 - $715.09
$365.47 - $715.09
$365.47

10 Inch Chime Elite 2.0 Mattress

Stretch out and let the cares of the day fade away. This firm twin mattress is crafted for modern comfort and convenience, with layers of refreshi...

View full details
$628.61 - $1,229.95
$628.61 - $1,229.95
$628.61
$365.47 - $715.09
$365.47 - $715.09
$365.47
Save up to 42% Save %
Save up to 42% Save %
$730.48 - $3,362.62
$730.48 - $3,362.62
$730.48
$424.70 - $1,955.01
$424.70 - $1,955.01
$424.70

10 Inch Chime Memory Foam Mattress Set

Enjoy endless possibilities for restful sleep with this 10-inch queen memory foam mattress and foundation set. Soothing memory foam contours to yo...

View full details
$730.48 - $3,362.62
$730.48 - $3,362.62
$730.48
$424.70 - $1,955.01
$424.70 - $1,955.01
$424.70
Save up to 42% Save %
Product image
Save up to 42% Save %
$782.17 - $1,462.45
$782.17 - $1,462.45
$782.17
$454.75 - $850.26
$454.75 - $850.26
$454.75

12 Inch Chime Elite 2.0 Mattress

Stretch out and let the cares of the day fade away with this plush twin mattress. It's crafted for modern comfort and convenience, with layers inc...

View full details
$782.17 - $1,462.45
$782.17 - $1,462.45
$782.17
$454.75 - $850.26
$454.75 - $850.26
$454.75
Save up to 42% Save %
12 Inch Memory Foam Mattress image
Save up to 42% Save %
$615.67 - $1,096.48
$615.67 - $1,096.48
$615.67
$357.95 - $637.49
$357.95 - $637.49
$357.95

12 Inch Memory Foam Mattress

When it comes to your comfort, discover this ultra-plush 12-inch mattress. Its thick layer of memory foam conforms to your body, delivering amazin...

View full details
$615.67 - $1,096.48
$615.67 - $1,096.48
$615.67
$357.95 - $637.49
$357.95 - $637.49
$357.95
Save up to 42% Save %
14 Inch Chime Elite 2.0 Mattress image
Save 42% Save %
$1,684.88
$1,684.88 - $1,684.88
$1,684.88
$979.58
$979.58 - $979.58
$979.58

14 Inch California King Chime Elite 2.0 Mattress

Stretch out and let the cares of the day fade away. This ultra-plush California king mattress is crafted for modern comfort and convenience, with ...

View full details
$1,684.88
$1,684.88 - $1,684.88
$1,684.88
$979.58
$979.58 - $979.58
$979.58
Save 42% Save %
8 Inch Memory Foam Mattress image
Save 42% Save %
$833.82
$833.82 - $833.82
$833.82
$484.78
$484.78 - $484.78
$484.78

8 Inch California King Memory Foam Mattress

When it comes to your comfort, discover this 8-inch mattress. Its thick layer of memory foam conforms to your body, delivering amazing support, pr...

View full details
$833.82
$833.82 - $833.82
$833.82
$484.78
$484.78 - $484.78
$484.78
Save 42% Save %
Save 42% Save %
$622.86
$622.86 - $622.86
$622.86
$362.13
$362.13 - $362.13
$362.13

8 Inch Memory Foam RV Mattress

Specifications Dimensions 80''W x 72''D x 8''H Weight 54.8lbs. Brand Name Sierra Sleep® by Ashley Lifestyle Traditional UPC 24052853674. Specifica...

View full details
$622.86
$622.86 - $622.86
$622.86
$362.13
$362.13 - $362.13
$362.13
Save 42% Save %
Save up to 42% Save %
$275.56 - $479.35
$275.56 - $479.35
$275.56
$160.21 - $278.69
$160.21 - $278.69
$160.21

Ashley Firm Mattress

This budget-friendly queen mattress gives you a comfortable night’s sleep at a comfortably affordable price. Its layers of quality foam offer an e...

View full details
$275.56 - $479.35
$275.56 - $479.35
$275.56
$160.21 - $278.69
$160.21 - $278.69
$160.21
Save up to 42% Save %
Save up to 42% Save %
$549.66 - $828.11
$549.66 - $828.11
$549.66
$319.57 - $481.46
$319.57 - $481.46
$319.57

Chime 12 Inch Memory Foam Mattress in a Box

When it comes to your comfort, discover this 12-inch queen mattress. Its thick layer of memory foam contours to your body, delivering amazing supp...

View full details
$549.66 - $828.11
$549.66 - $828.11
$549.66
$319.57 - $481.46
$319.57 - $481.46
$319.57
Save up to 42% Save %

Local Service & Contact

Fulfillment: Select showroom inventory at 3722 S Grand Blvd is available for Same-Day or Next-Day Delivery when purchased by 2:00 PM CST. Factory-direct orders typically deliver to our hub in 7-10 days, with final local delivery in 2-3 weeks.

Legal Identity & Heritage

Sit N Sleep 4 Less is a registered DBA of Grand Furniture, a family-owned St. Louis institution since 2004. Our flagship showroom at 3722 S Grand Blvd, St. Louis, MO 63118 has been owner-occupied since 2007. We are a brick-and-mortar first business dedicated to the St. Louis community.

Local Service & Contact

Phone: (314) 664-8233
Email: info@sitandsleep4less.com
Service Area: We exclusively serve a 75-mile radius around St. Louis for delivery and service. We do not offer nationwide shipping.

Fulfillment: Factory-direct items typically arrive at our hub in 7-10 days. Total local delivery time is approximately 2-3 weeks.

5 Stars
Top Rated
Delivery Available
Payment Options Available