5 in Crib & Toddler Mattress 52x27.5 - Breathable Quilted Cover

In this review of the 5 in Crib & Toddler Mattress, the bottom line is simple: parents who need a snug, medium-firm sleeping surface for a standard 52 x 27.5 in crib will appreciate the combination of safety features and breathable cover. The reviewer found the mattress to be a practical choice for use in a toddler transition bed or larger crib, with the single biggest reason to buy being the CertiPUR-US certified high density foam that offers consistent support without noticeable odor or noise.

Key Features

• Quilted fitted knitted cover: The soft, breathable knitted fabric is quilted for comfort and comes in different patterns that make the mattress feel more finished and child friendly.
• Standard size fit: Designed for a 52 x 27.5 in mattress space, it is intended to fit many 54 x 29.5 in cribs when measured carefully to ensure a proper fit.
• Premium high density foam: The 5 in medium firm foam provides even support to reduce sagging and keeps a toddler supported during sleep and play.
• CertiPUR-US certification: The foam is certified to be free of harmful emissions, contributing to less odor and reassuring indoor air quality.
• Edge reinforcement: Reinforced edges and corners help maintain shape and reduce gaps around the sideline for safer use in a crib or toddler bed.
• Durability and support: The construction is designed to be durable over time while remaining quiet and comfortable for everyday use.

Who It's For

The mattress is best for parents looking for a ready-to-use crib or toddler mattress that emphasizes a medium-firm feel and certified foam safety. It's well suited to families who want a breathable, quilted cover with cute pattern options and a product that fits larger standard cribs when you confirm dimensions first.

Those who should look elsewhere include shoppers who need organic or natural fiber cores, parents requiring a very plush or very firm specialty mattress, or anyone who cannot confirm their crib dimensions; measuring your crib is essential before purchase to ensure a safe fit.

Pros & Cons

Pros

• Good mattress quality with a soft, breathable quilted fitted knitted cover that children find comfortable.
• Medium-firm 5 in CertiPUR-US certified foam gives reliable support without odor or noise.
• Edge reinforcement helps maintain safe, gap-free contact with crib sides for added security.
• Appealing patterns make it a kid-friendly choice and a thoughtful gift for toddlers.

Cons

• Size warnings mean buyers must measure their crib carefully, as the mattress is specifically 52 x 27.5 in and may not suit all crib models.
• Not made from organic materials, which may put off shoppers seeking natural fiber options.

Specifications

Size	52 x 27.5 in
Thickness	5 in
Foam	Premium high density CertiPUR-US certified foam
Cover	Quilted fitted knitted breathable fabric
Design	Edge reinforcement on corners and sideline
Fits	Standard 54 x 29.5 in cribs when measured
Brand support	Moonlight Family customer support for questions or dissatisfaction

Our Verdict

The 5 in Crib & Toddler Mattress is a practical, value-oriented choice for parents who want a medium-firm, CertiPUR-US certified foam mattress with a breathable quilted cover and reinforced edges. It is especially good for those fitting larger standard cribs who prioritize certified foam safety and a quiet, supportive surface for sleep and play.

Frequently Asked Questions

Will this mattress fit my crib?
Measure your crib mattress opening before purchase; the mattress is 52 x 27.5 in and is intended to work with many 54 x 29.5 in cribs when measured carefully.

Is the foam safe for babies?
Yes, the foam is CertiPUR-US certified, which indicates it meets standards for low emissions and is made without certain harmful chemicals.

Does the cover wash easily?
The quilted fitted knitted cover is breathable and soft; follow the manufacturer's care instructions to maintain fabric quality and pattern appearance.