Sealy Baby Ultra Rest 2-Stage Antibacterial Baby Crib Mattress and Toddler Mattress, 204 Coil
Sealy Baby Ultra Rest 2-Stage Antibacterial Baby Crib Mattress and Toddler Mattress, 204 Coil
Hero image 0 of Sealy Baby Ultra Rest 2-Stage Antibacterial Baby Crib Mattress and Toddler Mattress, 204 Coil, 0 of 15
Sealy

Sealy Baby Ultra Rest 2-Stage Antibacterial Baby Crib Mattress and Toddler Mattress, 204 Coil

752 ratings

Key item features

  • HOSPITAL-GRADE ANTIBACTERIAL AND WATERPROOF SURFACE - Laboratory-tested Staph-Gard cover helps eliminate harmful bacteria on your baby's mattress surface for a cleaner and healthier environment. Plus the 100 percent waterproof cover keeps leaks from causing odors, mold and mildew inside!
  • Safety and quality tested for chemicals, crib fit, firmness, durability and over a hundred tests
  • Premium firm crib mattress with 204 American-made steel coils tested for firmness
  • Steel edges keep the sides supported just like an adult mattress
  • The exclusive anti-sag weight distribution system for posture support
  • Firm yet comfortable hypoallergenic cushioning all around for newborns, infant and toddler safety, support and comfort
  • Airflow pocket helps keep mattress fresh without the use of small metal vents
  • Sealy Baby Ultra Rest fits all U.S. standard size cribs and toddler bed frames
  • GREENGUARD Gold Certified for a healthier sleeping environment
  • Meets Chemicals of High Concern regulations as introduced by states including Washington and Vermont
  • Meets or exceeds all flammability and lead testing and does not contain flame retardants
  • Model: EM435-SOP
  • Walmart.como ensure the very highest safety and quality for you and your family, only buy from listings that are “Sold and Shipped by Walmart.com.” The Sealy warranty does not cover products purchased from unauthorized sellers.
To view the product law label, visit: https://prod.globalrsinc.com/LawLabelLookup/Walmart and enter [3187802793]

Specs

Bed size, Crib/Toddler BedMattress comfort level, Extra FirmMattress type, Innerspring MattressesMattress thickness, 5.5 inBrand, SealyMaterial, Steel

About this item

Product details

The Sealy Baby Ultra Rest Crib and Toddler Mattress comes with 204 American-made posture supportive steel coils that are durability tested for lasting use. Premium 204 coils with secure steel edge frame for ultimate protection along the sides and corners. An anti-sag system keeps the center zone protected for infants. Double layers of hypoallergenic cushioning that is firmness tested for newborns but cozy for growing toddlers. Hospital-grade antibacterial surface. 100% waterproof surface. The lock-stitched waterproof binding. Weighs only 14 pounds to easily lift and change crib sheets. Meets ASTM Crib Mattress standards. Snug fit inside USA standard size cribs and toddler beds. Measures 51.63" L x 27.25" x 5.25". All Sealy crib mattresses are GREENGUARD GOLD Certified for a healthier indoor sleeping environment; the GOLD standard encompasses strict tests for products used with children. Parents trust Sealy as the leading crib mattress brand because it is tested to the highest safety and quality standards. Bring safe, supportive crib mattresses home for your little one with a Sealy Baby product. Passes flammability standards without the use of any flame retardants, passes lead, phthalate and strict chemical test so you can feel confident you've selected the best for baby.
  • HOSPITAL-GRADE ANTIBACTERIAL AND WATERPROOF SURFACE - Laboratory-tested Staph-Gard cover helps eliminate harmful bacteria on your baby's mattress surface for a cleaner and healthier environment. Plus the 100 percent waterproof cover keeps leaks from causing odors, mold and mildew inside!
  • Safety and quality tested for chemicals, crib fit, firmness, durability and over a hundred tests
  • Premium firm crib mattress with 204 American-made steel coils tested for firmness
  • Steel edges keep the sides supported just like an adult mattress
  • The exclusive anti-sag weight distribution system for posture support
  • Firm yet comfortable hypoallergenic cushioning all around for newborns, infant and toddler safety, support and comfort
  • Airflow pocket helps keep mattress fresh without the use of small metal vents
  • Sealy Baby Ultra Rest fits all U.S. standard size cribs and toddler bed frames
  • GREENGUARD Gold Certified for a healthier sleeping environment
  • Meets Chemicals of High Concern regulations as introduced by states including Washington and Vermont
  • Meets or exceeds all flammability and lead testing and does not contain flame retardants
  • Model: EM435-SOP
  • Walmart.como ensure the very highest safety and quality for you and your family, only buy from listings that are “Sold and Shipped by Walmart.com.” The Sealy warranty does not cover products purchased from unauthorized sellers.
To view the product law label, visit: https://prod.globalrsinc.com/LawLabelLookup/Walmart and enter [3187802793]
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Bed size

Crib/Toddler Bed

Mattress comfort level

Extra Firm

Mattress type

Innerspring Mattresses

Mattress thickness

5.5 in

Directions

Fabric Care Instructions

Wipe clean with a damp cloth

Warranty

Warranty information

Warranty on workmanship and material. Kolcraft Consumer Service Department, 1-800-453-7673 in U.S. & Canada, 910-944-9345 outside U.S. & Canada, or customerservice@kolcraft.com

Refine your search

Customer ratings & reviews

4.5 out of 5 stars
stars
752 ratings546 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars73% (552)
  2. 4 stars16% (121)
  3. 3 stars4% (31)
  4. 2 stars1% (10)
  5. 1 star5% (38)

Reviews summary

Pros

  • : The mattress combines affordable pricing with a firm, well-constructed design.
  • : The mattress provides a stable, snug sleep surface.
  • : The mattress fits cribs snugly and provides stable support.
  • : It seats securely in standard convertible and fixed cribs.
  • : Offers support and softness while staying safe for infants.

Neutral

  • : Unit has firm, snug edges but some sides are flimsy.
Generated by AI
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 546 reviews

Jul 29, 2025
Reviewer name: anonymous
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Seems baby likes

Baby seems to like it, he sleeps well when placed on crib.

Helpful?3KX4KD9CEJAG12662573
Nov 9, 2026
Reviewer name: WalmartCustomer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

It's comfortable, easy to clean, and built to last from the newborn days through the toddler years, all at a reasonable price.

Incentivized Review
Helpful?3KX4KD9CEJAG12662573
Feb 12, 2025
Reviewer name: Shehab
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Perfect buy

Very nice and comfortable

Helpful?3KX4KD9CEJAG12662573
Current price is $66.81
Price when purchased online
  • Free shipping
  • Free 90-day returns
Walmart Accident Plan by Allstate
Pro Haul Away Service

How do you want your item?

Try 30 days for just $1! Choose a plan at checkout.
How do you want your item?
Ships to
Arrives by Mon, Nov 16
.
Order within 12 hr 59 min
Sold and shipped by Walmart.com
Free 90-day returns
walmart plus

Try 30 days of Walmart+ for just $1!

T&C apply.