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Luxury Firm
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On Sale
Overview
- SleepMatch: blue
Mancini's Sleepworld Harbor Hybrid Luxury Firm Mattress 10"
- Gel-infused memory foam draws heat away from your body
- Pocketed coil system responds to movement without transferring it
- Luxury firm feel keeps the spine aligned through the night
- Breathable stretch-knit cover sleeps cooler than standard ticking
- Foam components certified free of harmful chemicals
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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 the back sleeper who runs warm and wakes up stiff. If you've been searching for a luxury firm mattress for back pain relief, this is a mattress worth lying on. It pairs an 8" pocketed coil base with gel-infused memory foam that actively pulls heat away from the body while still contouring to the hips and lumbar. The result is a mattress that supports without punishing, with just enough body-response to keep your spine where it belongs through the night. Stop by any Mancini's Sleepworld location and a sleep specialist will put this right next to everything else in the range so you can feel the difference for yourself.
COMFORT AND FEEL: Luxury firm with a light surface contour and consistent lift through the lower back.
SIZE: This twin sized mattress is a focused, space-efficient choice for single sleepers, teen rooms, and guest setups.
BEST SLEEP MATCH: Built for back sleepers and light-side sleepers who want a firm mattress for back sleepers that holds the lumbar lifted without pushing back hard.
BEST FOR: Ideal for sleepers who run hot overnight, carry tension in the lower back, or need a supportive hybrid without a pillow-top feel.
CONSTRUCTION SPECIFICATIONS: An 8" pocketed coil core moves independently so you feel support, not your own restlessness. A 1.5" layer of HD gel-infused memory foam sits above the coils, contouring gently while pulling heat away from the surface. A high-density transition layer bridges the two, softening the handoff between foam and spring. The breathable stretch-knit cover keeps airflow moving. All foam components are CertiPUR-US® certified.
SETUP AND COMPATIBILITY: Works on a platform frame, adjustable base, or box spring with no tools required. Delivered flat with in-home professional setup available.
NOT A FIT FOR: Sleepers who prefer a deep, cradling plush feel or strict side sleepers who need substantial hip and shoulder cushioning.
YOUR SLEEP, BACKED BY US
At Mancini's Sleepworld, every mattress purchase 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 upgrade that to a full 365 nights, giving you an entire year to be certain. You also get our Best Price Guarantee, free next-day delivery, and flexible financing. Prefer to feel it first? Try it in one of our stores 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-10-3M-LF
- MPN: HRBRSMTHY10_FP33
- GTIN: 810191944478
- Brand: Mancini's
- Collection: Sleepworld
- Type: Hybrid
- Mattress In A Box: Yes
- Firmness: Luxury Firm
- Height: 10
- Length: 75
- Width: 39
- Shipping Height: 10
- Shipping Width: 75
- Shipping Length: 38
- Warranty: 10 Year
- Cover Material: Polyester Knit
- Quilting Layers: Smooth Top
- Comfort Layers: 1.0'' - 2.0 / 10 Gel Infused Memory Foam
- Support System: 8'' 840 Pocketed coil, 1'' HD Gel infused Memory 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





