• Euro Top
  • On Sale

Why this Mattress?

  • Built for pressure relief without sacrificing proper spinal support
  • Deep quilted foam top cushions shoulders and hips on contact
  • 790 individually wrapped coils reduce motion and keep the spine lifted
  • Stretch-knit cover moves with you throughout the night
  • 10-year warranty backs long-term durability and foam resilience
Mancini's

Mancini's Sleepworld Diamond Euro Top Mattress 12.5"-Twin XL

Item No. BRK-DIA-3XM-ET-25
Delivery by Jul 06 to 94550
Price reduced from MSRP  $805.99 to Save 23% $619.99

Twin 39″ x 75″
Price reduced from MSRP  $779.99 to Save 23% $599.99
Twin XL 39″ x 80″
Price reduced from MSRP  $805.99 to Save 23% $619.99
Full 54″ x 75″
Price reduced from MSRP  $844.99 to Save 23% $649.99
Cal King 72″ x 84″
Price reduced from MSRP  $1,169.99 to Save 23% $899.99
Split Cal King 36″ x 80″
Price reduced from MSRP  $805.99 to Save 23% $619.99
Eastern King 76″ x 80″
Price reduced from MSRP  $1,169.99 to Save 23% $899.99
Queen 60″ x 80″
Price reduced from MSRP  $909.99 to Save 23% $699.99
Availability:
  • In Stock
Total $619.99
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Available to Try In-Store
Mancini's Sleepworld Livermore

Mancini's Sleepworld Diamond Euro Top Mattress 12.5"

Price reduced from MSRP  $805.99 to Save 23% $619.99
Price reduced from MSRP  $805.99 to Save 23% $619.99

Why this Mattress?

  • Built for pressure relief without sacrificing proper spinal support
  • Deep quilted foam top cushions shoulders and hips on contact
  • 790 individually wrapped coils reduce motion and keep the spine lifted
  • Stretch-knit cover moves with you throughout the night
  • 10-year warranty backs long-term durability and foam resilience

Overview

Mancini's Sleepworld Diamond Euro Top Mattress 12.5" Twin XL

The Mancini's Sleepworld Diamond Euro Top Mattress 12.5" is an innerspring mattress built for the side sleeper who needs real cushioning at the shoulders and hips without losing the lift that keeps their back in line. The deep euro top sits flush with the mattress edge, so there's no sliding off a stitched-on pillow top and no dead zone at the perimeter. If you've been waking up with pressure soreness or that mid-morning stiffness that sets in before you're even out of bed, this is the mattress worth lying on first. Stop by any Mancini's Sleepworld location and our sleep specialists will put this next to every competing option at this price point so you can feel the difference yourself.

COMFORT AND FEEL: Plush euro top feel with medium-soft cushioning and coil-driven lumbar support underneath.

SIZE: This Twin XL sized mattress is a smart fit for taller solo sleepers in compact rooms, college dorms, or adjustable base setups.

BEST SLEEP MATCH: Best for side sleepers and lighter-framed back sleepers. The plush euro top relieves pressure at the shoulder and ribcage without letting the hips drop out of alignment.

BEST FOR: Ideal for sleepers who wake up sore at the shoulders or hips, need motion-separating coil support, or want a pressure-relief mattress for back pain relief.

CONSTRUCTION SPECIFICATIONS: The stretch-knit cover flexes naturally as you shift position. Two layers of high-density super soft quilt foam cushion on contact. A 2" comfort layer lets shoulders and hips settle in without bottoming out. The 8" 790-coil pocketed system keeps each coil independent for targeted support. A shock-absorbing base layer stabilizes the whole stack. Foams are CertiPUR-US® certified.

SETUP AND COMPATIBILITY: Delivered flat, not rolled. Compatible with adjustable bases, platform frames, and box springs. Professional in-home setup is available.

NOT A FIT FOR: Stomach sleepers or heavier sleepers who need a firmer, more resistant surface to keep the hips from sinking too deep.

YOUR SLEEP, BACKED BY US

Every mattress at Mancini's Sleepworld comes with a 120-night comfort guarantee and our Best Price Guarantee, so you're never overpaying. Want a full year to be certain? Add a premium mattress protector at the time of purchase and your guarantee extends to 365 nights. Come try this mattress in-store before you buy, and take advantage of free next-day delivery, flexible financing, and professional in-home setup.

  • SleepMatch: green
Green coded mattresses provide medium plush support, perfect for more active people with pressure-sensitive areas in the shoulders and neck. Find Your Match
Couple relaxing on a mattress

Rest Easy Promise

Our promise to you.

  • 365-Night Comfort Guarantee with purchase of a premium mattress protector
  • Best Price Guarantee Find it lower and we’ll match it.
  • Free Next-Day Delivery We’ll deliver to your door, set-up available.
  • Double-Your-Warranty We match the manufacturer’s warranty.

Features

  • SKU: BRK-DIA-3XM-ET-25
  • MPN: 25WICOTET_FP33XL
  • GTIN: 810146418948
  • Brand: Mancini's
  • Collection: Sleepworld
  • Type: Innerspring
  • Mattress In A Box: No
  • Firmness: Euro Top
  • Height: 12.5
  • Length: 80
  • Width: 39
  • Shipping Height: 12.5
  • Shipping Width: 80
  • Shipping Length: 38
  • Warranty: 10 Year
  • Cover Material: Polyester Knit
  • Quilting Layers: 2 H.D. Super Soft Quilt Foam
  • Comfort Layers: 2'' Super Soft Soft Support H.D. Foam
  • Support System: 8'' 790 Pocketed coil, 3/4'' Shock Absorbing H.D. Base Foam

Specification

  • Suitable For Adjustable Base: Yes
  • Motion Separation: Yes
  • Edge Support: Yes