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Luxury Firm
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On Sale
Overview
- SleepMatch: blue
Mancini's Sleepworld Harbor Hybrid Luxury Firm Mattress 10"
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In Stock
Overview
Mancini's Sleepworld Harbor Hybrid Luxury Firm Mattress 10" Twin
The Mancini's Sleepworld Harbor Hybrid Luxury Firm Mattress 10" is a hybrid mattress built for back sleepers and combination sleepers who need firm, reliable support without losing the body-conforming cushion that takes pressure off the hips and lumbar. Cooling comes from the inside out here. A layer of HD gel-infused memory foam sits directly beneath the breathable stretch-knit cover, drawing heat away before it can build up through the night. The 840 pocketed coil support system works underneath, responding zone by zone so the mattress pushes back where you need lift and yields where you need relief. If you want to feel this next to competing hybrids before you commit, any Mancini's Sleepworld sleep specialist will set that up in the store for you.
COMFORT AND FEEL: Luxury firm with a cool, contouring surface and steady lumbar support beneath.
SIZE: This twin sized mattress is a smart fit for a single sleeper, a teen's room, or a spare bedroom where support matters as much as space.
BEST SLEEP MATCH: Best for back sleepers and lighter-framed side sleepers who want a firm hybrid mattress for back pain relief. The gel foam cushions pressure at the hips while the coil system keeps the spine level.
BEST FOR: Ideal for sleepers who run warm, need consistent lumbar support through the night, or wake up stiff in the lower back.
CONSTRUCTION SPECIFICATIONS: The 8" 840 pocketed coil system responds independently across the sleep surface. Each coil moves on its own, so pressure concentrates where your body needs it. A 1.5" layer of HD gel-infused memory foam contours to your shape and pulls warmth away. A transition foam layer bridges the two systems so the shift from coil to foam feels gradual, not abrupt. All foams are CertiPUR-US® certified.
SETUP AND COMPATIBILITY: Works with adjustable bases, platform frames, and box springs. Arrives rolled and compressed in a box, expands within hours, no tools needed. In-home professional setup is available.
NOT A FIT FOR: Sleepers who prefer a plush or pillow-top feel will find this too firm. Not the right choice for a strict side sleeper with significant hip-to-waist difference.
YOUR SLEEP, BACKED BY US
Every mattress at Mancini's Sleepworld comes with a 120-night comfort guarantee and our Rest Easy Promise. Add a premium mattress protector at the time of purchase and you can extend that to a full 365 nights, giving yourself an entire year to be certain. We also back every purchase with our Best Price Guarantee, free next-day delivery, and flexible financing. Come try it in any of our locations before you buy.
Features
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Suitable For Adjustable Base
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Motion Separation
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Hand Crafted
- SleepMatch: blue

Mancini's Sleepworld Harbor Hybrid Luxury Firm Mattress 10"
Features
- SKU: BRK-HAR-12-3M-LF
- MPN: HRBRSMTHY12_FP33
- GTIN: 810191944591
- Brand: Mancini's
- Collection: Sleepworld
- Type: Hybrid
- Mattress In A Box: Yes
- Firmness: Luxury Firm
- Height: 10
- Length: 75
- Width: 39
- Shipping Height: 12
- Shipping Width: 75
- Shipping Length: 38
- Warranty: 10 Year
- Cover Material: Polyester Knit
- Quilting Layers: Smooth Top
- Comfort Layers: 1.5'' - 2.5/10 Gel Infused Memory Foam, 1.5'' HD Transition Foam
- Support System: 8'' 840 Pocketed coil, 1.5'' HD Gel infused Memory Foam, Over 1.5'' HD Transition Foam w/ 1'' Shock Absorbing H.D. Base Foam
Specification
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Suitable For Adjustable Base: Yes
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Motion Separation: Yes
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Hand Crafted: Yes





