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Shipping Estimate
USA
- USA
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- USA
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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Perfect Sleeper X - 13.5" Knox Hybrid Firm MattressExperience premium support and perfect sleep with our new Serta Quilted Perfect Sleeper X Collection. Our 5 ZoneResponse Design is comprised of Perfect Conform Memory Foam paired with 5 zoned coils for full body alignment. Sleep comfortably cool throughout the night with cooling technology and graphite infused memory foam designed to redistribute heat away from your body. A quilted top offers a classic feel and added layer of plush foam. Xtraordinary
Experience premium support and perfect sleep with our new Serta® Quilted Perfect Sleeper X™ Collection. Our 5 ZoneResponse™ Design is comprised of Perfect Conform™ Memory Foam paired with 5-zoned coils for full-body alignment. Sleep comfortably cool throughout the night with cooling technology and graphite-infused memory foam designed to redistribute heat away from your body. A quilted top offers a classic feel and added layer of plush foam. Xtraordinary sleep is possible, with Serta® Quilted Perfect Sleeper X™.Perfect Sleeper X - 13.5" Knox Hybrid Firm Mattress - Twin Long
39.0"W x 79.5"D x 13.5"H - 65.86 lb
Perfect Sleeper X - 13.5" Knox Hybrid Firm Mattress - Full
54.0"W x 74.5"D x 13.5"H - 80.64 lb
Perfect Sleeper X - 13.5" Knox Hybrid Firm Mattress - Queen
60.0"W x 79.5"D x 13.5"H - 96.6 lb
Perfect Sleeper X - 13.5" Knox Hybrid Firm Mattress - King
76.0"W x 79.5"D x 13.5"H - 121.11 lb
Perfect Sleeper X - 13.5" Knox Hybrid Firm Mattress - California King
72.0"W x 83.5"D x 13.5"H - 123.26 lb
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 6 reviews
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Product Reviews
★★★★★ 5
Looks well made
Looks well made. Rubber seems pliable
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Reviewed in the United States on February 15, 2026
★★★★★ 5
It’s fixed
That awful boat… don’t buy boats unless you like to spend money OBVIOUSLY! This part fixed the boat!
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Good
Good quality
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Reviewed in the United States on April 28, 2026
★★★★★ 5
good replacement
good
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Reviewed in the United States on February 28, 2026
★★★★★ 5
Seal
Perfect, worked great!
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Reviewed in the United States on June 4, 2025