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Serta Perfect Sleeper X Knox Hybrid Mattress
Serta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid MattressSerta Perfect Sleeper X Knox Hybrid Mattress
Bed SizeQueen
Material+9" Boxspring
+9" Boxspring
: +5.5" Boxspring
Mattress Only
Mattress Comfort LevelPlush
Smart summary
Generated by AI

Aligns Your Spine
Five-zone coils and contouring memory foam keep your body naturally aligned.
Keeps You Cool
Cooling technology and graphite-infused foam pull heat away from your body.
Choose Plush Or Firm
Pick plush for side sleeping comfort, or firm for back and stomach support.
Fits Most Bed Frames
Works with platform foundations, solid surface frames, box springs, and adjustable bases.
Supports Up To 1000lbs
The strong coil construction supports up to 1000 pounds of weight.
Specifications
Mattress
- Twin XL: 39" x 80"
- Full: 54" x 75"
- Queen: 60" x 80"
- King: 76" x 80"
- Cal King: 72" x 84"
Standard Foundation/Base
- Twin XL: 39" x 80", 750 lbs weight limit, 28 lbs
- Full: 54" x 75", 750 lbs weight limit, 38 lbs
- Queen: 60" x 80", 750 lbs weight limit, 45 lbs
- King: 76" x 80", 750 lbs weight limit, 56 lbs
- Cal King: 72" x 84", 750 lbs weight limit, 58 lbs
Low Profile Foundation/Base
- Twin XL: 39" x 80", 750 lbs weight limit, 27 lbs
- Full: 54" x 75", 750 lbs weight limit, 36 lbs
- Queen: 60" x 80", 750 lbs weight limit, 45 lbs
- King: 76" x 80", 750 lbs weight limit, 56 lbs
- Cal King: 72" x 84", 750 lbs weight limit, 58 lbs
Current price is USD$1,699.00
Prices may vary in club and online
Freight shipping
Free shippingColumbus, 43215
Arrives by Wed, Nov 25
Return or replace anytime.

Limited time! Get a $60 statement credit when you open an account between 10/28-12/2 and use it to make $30 in eligible Sam’s Club purchases within 30 days¹
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current price $1,699.00
Serta Perfect Sleeper X Knox Hybrid Mattress
4.6704 out of 5 Stars. 267 reviews
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About this item
Member ratings & reviews
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Showing 1-3 of 267 reviews
Jun 7, 2026
Reviewer name: Telisa S
5 out of 5 stars review
So far so good!
Review from Serta
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Mar 9, 2026
Reviewer name: Carin Z
5 out of 5 stars review
Best Night Sleep Period.
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Mar 8, 2026
Reviewer name: dimpelss
5 out of 5 stars review
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Current price is USD$1,699.00
Prices may vary in club and online
Freight shipping
Free shippingColumbus, 43215
Arrives by Wed, Nov 25
Return or replace anytime.





























