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Delta Children Serta SleepTrue Mini — Review & Specs | Pricepect | Pricepect

Home Crib MattressesDelta Children Serta SleepTrue Mini

Delta Children Serta SleepTrue Mini — image 1

Delta Children

Delta Children Serta SleepTrue Mini

Expert Review Analysis

The Delta Children M70407-1119-NO is a lightweight, firm 4‑inch mini crib mattress measuring 24" × 38" × 4" and weighing 3.9 lb, designed for portable and standard mini cribs.

✓ Best for: Parents of newborns to about 3 years who need a portable, lightweight mini‑crib solution for small apartments, travel, or shared bedrooms; ideal for pairing with folding mini cribs and for quick bedding changes.✗ Not ideal for: Families using standard full‑size cribs, Pack ’n Plays, or anyone seeking a plush, thick mattress for long‑term use beyond infancy.

Pros

✓Extremely lightweight at only 3.9 pounds, making it easy to transport and reposition in the nursery.
✓Precisely sized at 24" x 38" x 4", providing a perfect fit for standard mini crib interiors without gaps.
✓Firm, tight‑top construction offers supportive sleep surface that meets infant safety guidelines.

Price History

Current

$62.99

Average

$62.94

Lowest

$53.54

Highest

$62.99

Price trend (90d):0.0%

Best Seller Rank History

Now#26Best#23Worst#26 -3

Lower = better sales rank

Rating Trend

Rating4.6/ 5Reviews3,904+5 reviews

Specifications

Design

Mattress TypeFirm, tight-top design

Core MaterialSustainably sourced firm fiber core made from upcycled plastic bottles

Cover MaterialWaterproof vinyl cover

Thickness4 in mm

WaterproofYes

Features

FitFits most mini & portable cribs (24" x 38")

Sustainable MaterialsUpcycled plastic bottles

Care InstructionsSpot clean or wipe clean

General

BrandDelta Children

ManufacturerAmazonUs/SIQBJ

Model NameM70407-1119-NO

ColorWhite

Country of OriginUSA

Safety/Certifications

JPMA CertifiedYes

ASTM/CPSC StandardMet

Cover

Cover TypeWater‑resistant, spot‑clean surface (inferred)

Dimensions & Weight

Height4.0 inches

Width24.0 inches

Depth38.0 inches

Weight3.9 Pounds

Research Sources

beta.walmart.com

tomlinsonfurniture.ky

deltachildren.com

deltachildren.com

deltachildren.com

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User Reviews

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4.6

(3,899 reviews)

$62.99

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M70407-1119-NOWhite38x24x4 Inch (Pack of 1) 1 year manufacturer.

Crib Mattresses

✓

Slim 4‑inch profile allows the mattress to be stored or folded easily for travel or small spaces.

✓Compatible with 24" x 38" mini crib sheets, simplifying bedding changes and maintaining a tidy sleep area.

✓Low shipping weight of 5.8 pounds reduces handling effort during delivery and setup.

Cons

✗Only 4 inches thick, which may feel less cushioned than thicker full‑size crib mattresses for some parents.
✗Fit can be snug in cribs that are slightly shorter than 38 inches, leading to potential gaps or tightness.
✗Limited thickness options compared to other mini mattresses that offer additional cushioning layers.
✗Does not include breathable or water‑resistant cover claims, unlike some competing models.
✗Not suitable for standard full‑size cribs due to its small dimensions.

From Expert Reviews

Praised by Experts

✓GREENGUARD Gold certification cited by editors confirms the product emits low levels of volatile organic compounds, promoting healthier indoor air.
✓JPMA and ASTM/CPSC safety certifications noted in professional product listings demonstrate compliance with rigorous infant sleep standards.

From User Reviews

Users Love

✓Parents love how the 3.9‑lb weight lets them move the mattress between rooms without any hassle.
✓The exact 24" x 38" dimensions mean the mattress slides into mini cribs without any wobble or extra space.
✓Firm feel gives confidence that the baby’s sleeping surface is safe and supportive throughout infancy.
✓Thin design folds easily, making it a go‑to choice for families who travel or need a portable crib solution.
✓Works seamlessly with mini‑crib sheets, so bedding stays in place and looks tidy.

Users Complain About

✗Some users report the mattress feels too thin for longer use, wishing for a bit more cushioning after the newborn stage.
✗A few buyers experienced a tight fit in cribs that measure 37 inches long, requiring extra adjustments.
✗Lack of an advertised breathable or water‑resistant cover leads to concerns about moisture protection compared to other brands.

Expert Opinion

Professional editors highlight the mattress’s compliance with GREENGUARD Gold, JPMA and ASTM/CPSC standards, emphasizing its low chemical emissions and safety for infant sleep, while noting its lightweight construction as a key advantage for portable setups.

What Users Say

Everyday users consistently praise the mattress’s ultra‑light weight, exact mini‑crib fit, and firm support, but some express concerns about the thinness and occasional snug fit in cribs that are marginally shorter than the stated dimensions.

Common Complaints

Users report the mattress can feel too thin for extended use, occasional tight fit in cribs slightly under 38 inches, and the absence of a marketed breathable or water‑resistant cover.

How It Compares

vs. Delta Children Breathable Cloud Core

Advantages

✓Heavier at 6.2 lb provides more substantial feel and includes breathable polyester cover for better airflow.

Disadvantages

✗Higher weight makes it less portable than the M70407 model.

Choose Cloud Core if you prioritize breathability and extra weight; choose M70407 for ultimate lightweight portability.

vs. Delta Lee Included Mattress

Advantages

✓Bundled with folding mini crib, offering a complete portable sleep solution out of the box.

Disadvantages

✗Only 1.5‑inch thickness provides less support and may feel too thin for some infants.

Select Lee Included Mattress for a ready‑made crib set; select M70407 for a standalone, firmer mattress.

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