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This hour's deals
Sleepy's
Sleepy's by Sealy 8 Inch Firm Twin Memory Foam Mattress
−50%
Home · Mattress Firm

Sleepy's by Sealy 8 Inch Firm Twin Memory Foam Mattress

Deal score 7.1 · Great deal
$299.99$600.00 Mattress Firm's regular price

You save $300.01 at Mattress Firm

Deal.ai's agents found this deal on November 10. The store may have changed its price since.

Why it's a great deal

  • Mattress Firm lists its regular price at $600.00: 50% off by its own figures
  • Rated 4.0 out of 5 by 301 buyers
Visit Mattress Firm

Every store we checked

  • Mattress FirmNew

    In stock

    $299.99Checked 46 min ago
    Visit Mattress Firm
  • eBayNew

    Availability unknownSold by tradeoutliergrey (50% positive, 1 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $155.00+ $27.50 shippingChecked Nov 8
    Visit eBay

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Reading Mattress Firm’s product page for the details…

Specs

Size
Twin
Type
Gel Memory Foam

About the Sleepy's by Sealy 8 Inch Firm Twin Memory Foam Mattress

The Sleepy's by Sealy 8 Inch Firm is a twin gel memory foam mattress built for a flat, supportive feel and a low profile. The gel infusion is meant to pull heat away from the body, and the all-foam build ships compressed in a box, so it sets up without a foundation or box spring. It suits kids' rooms, guest beds, dorms and bunk setups where a firm surface and a thin mattress are wanted. Against plusher memory foam twins, it trades cushioning for back support, and owners note it sleeps cooler than basic foam but still warms up over the night.

Best forKids' and teen bedroomsGuest rooms and daybedsDorm and bunk setupsShoppers who want a firm, supportive feel
Pros
  • Firm, even support with little sink-in
  • Gel memory foam helps limit heat buildup
  • 8-inch profile fits bunks and low frames
  • Ships compressed in a box for easy setup
  • Works on a slatted base or platform without a box spring
Cons

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Price facts

  • This deal was $299.99 at Mattress Firm on Nov 10.
  • Last seen at $155.00 at eBay on Nov 8.
  • Checked at 2 stores.

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Too firm for side sleepers who want cushioning
  • Thin profile offers limited deep pressure relief
  • Off-gassing smell reported right after unboxing
  • Twin size only, so no shared-bed option
  • What reviewers say

    • 4 / 5301 ratings

    Owners rate it well for a firm, budget-friendly twin, with most praise going to support and easy setup. Complaints center on firmness for side sleepers and a new-foam smell that fades over the first days.

    What people mention
    • FirmnessMixedMany like the firm support, while side sleepers say it feels too hard.
    • HeatPraisedThe gel foam is described as sleeping cooler than plain memory foam.
    • SetupPraisedOwners say it expands quickly after unboxing and is easy to place.
    • OdorCriticisedA new-foam smell is reported at first and fades after a few days.
    • ThicknessMixedThe 8-inch profile suits bunks and low frames but gives limited cushioning.

    Questions and answers

    Is this mattress good for side sleepers?
    It is firm, so side sleepers who need hip and shoulder cushioning may find it too hard. Back and stomach sleepers usually do better on it.
    Does it need a box spring?
    No. It works on a platform bed, slatted frame or adjustable base. A box spring adds height but is not required.
    How long does it take to expand?
    Most foam mattresses like this one reach full shape within a day or two after unboxing. Sleep on it sooner if needed, but give it time to fully loft.
    Does the gel foam really sleep cool?
    It runs cooler than basic memory foam, but it is still foam and can warm up overnight. A breathable cover and a cool room help.
    Is it a good choice for a kid's room?
    Yes. The firm feel, low profile and twin size suit kids, bunks and guest beds, and it needs no box spring.
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