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Baby Crib Safety Standards – Complete Guide for First-Time Parents

Parenting Playbook

5 minute read

September 9, 2025

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Baby Crib Safety Standards – Complete Guide for First-Time Parents

Evolur Aurora crib with carved details in a soft, neutral nursery featuring plush toys, a cream armchair, and floral décor

Baby Crib Safety Standards – Complete Guide for First-Time Parents

While most parents begin their search for the perfect crib based on budget, design, and nursery theme, crib safety must always take priority. Cribs are one of the safest sleeping environments for babies who have outgrown bassinets or co-sleepers.

Choosing the right crib involves more than aesthetics - it requires careful evaluation of certifications, materials, and construction. Questions like “What slat width is safe?” or “Which crib shape is ideal?” are critical to answer before purchase.

Why Crib and Sleep Safety Is Important

Selecting a safe crib protects your baby from SIDS, entrapment, strangulation, choking, and suffocation. A well-constructed crib with no loose fittings or sharp edges is essential.

But crib safety doesn’t stop at the crib itself. Unsafe mattresses, loose bedding, toys in the crib, or incorrect sleeping positions can turn even the safest crib into a hazard.

Our top picks:

How to Choose a Safe Crib

Here are the crucial features to consider:

1. Stationary Sides

Avoid cribs with movable sides; stationary sides prevent climbing or falling hazards.

Dream on me Synergy Crib with vertical slats and a white mattress, shown against a white background.

Product Featured: Dream On Me Synergy 5-in-1 Convertible Crib

2. No Drop-Side Rails

Drop-side cribs are illegal in the U.S. and extremely dangerous due to gaps forming between mattress and rail. Always choose stationary-sided cribs.

Evolur Oakley Crib with a paneled headboard and vertical slats, featuring a white mattress

Product Featured: Evolur Oakley 5-in-1 Convertible Crib

3. Appropriate Slat Width

Slats must be no more than 2 3/8 inches (6 cm) apart, roughly the width of a soda can, to prevent entrapment.

Dream On Me Odelle crib with vertical slats and a white mattress, shown on a white background

Product Featured: Dream On Me Odelle 5-in-1 Convertible Crib

4. Sturdy Construction & Hardware

Check screws and bolts regularly. A well-built crib ensures long-term safety as your baby becomes more mobile.

Dream On Me Storybrooke crib with an arched headboard and vertical slats, paired with a white mattress.

Product Featured: Dream On Me Storybrooke 5-in-1 Convertible Crib

5. No Headboard & Footboard Cutouts

Avoid decorative cutouts where your baby’s head, arms, or legs could get stuck. Choose cribs with solid designs.

Dream On Me Ashton crib with curved side rails and vertical slats, featuring a white mattress.

Product Featured : Dream On Me Ashton Convertible 5-in-1 Crib

6. Baby-Safe Non-Toxic Paint

Cribs must have lead-free paint to prevent poisoning when babies chew rails.

Evolur Atlas crib with a flat headboard and vertical slats, paired with a white mattress

Product Featured : Evolur Atlas Convertible 5-in-1 Crib

7. No Sharp Edges or Corner Posts

Edges and posts must be smooth and safely designed. Posts over 16 inches are acceptable to avoid clothing entanglement.

Dream On Me Chelsea crib with curved headboard and slatted sides, shown with a white mattress and quilted bed skirt.

Product Featured : Dream On Me Chelsea Convertible 5-in-1 Crib

8.Three-Level Mattress Adjustability

Cribs should allow at least three mattress height settings to prevent falls as babies grow.

Evolur Remy Convertible Crib with paneled headboard, vertical slats, and black base legs, shown with a white mattress

Product Featured : Evolur Remy 5-in-1 Convertible Crib

Essential Crib Safety Certifications

1. Consumer Product Safety Commission (CPSC)

All U.S. cribs must comply with CPSC safety regulations, ensuring structural durability and safety.

2. ASTM International

ASTM-certified cribs are tested for harmful chemicals in finishes, composites, and glue, a federal requirement.

3. BSA (formerly JPMA)

BSA certification confirms cribs meet or exceed federal and state safety standards, including ASTM requirements.

4. Greenguard Gold Certification

Indicates low VOC emissions, ensuring safer indoor air quality for your baby.

How to Ensure Your Crib Mattress Is Safe

Crib mattresses should meet federal regulations. Key points:

  • Firmness: Soft mattresses increase the risk of SIDS.
  • Breathability: Allows airflow to reduce suffocation risks.
  • Size: Standard crib mattresses should be 27 ¼ x 51 ⅝ inches and ≤6 inches thick.
  • Fit: No more than two fingers of gap between mattress and crib.
  • Waterproof cover: Helps maintain hygiene and prevent mold.

Certifications to look for:

  • Greenguard Gold
  • BSA
  • CertiPUR-US (for foam mattresses)
  • Global Organic Textile Standard (GOTS) (for organic mattresses)

Safe Crib Placement & Sleep Practices

  • Place the crib at least 1 foot from walls, windows, furniture, and cords.
  • Always put your baby on their back to sleep.
  • Keep the crib free of toys, pillows, blankets, and bumper pads.
  • Consider wearable blankets instead of loose sheets.
  • Read manufacturer instructions and test crib stability before use.

FAQs

1. Can I use an old crib?

Only if it meets current safety standards and is less than 10 years old.

2. Are all drop-side cribs unsafe?

Yes, avoid them completely.

3. How far should the crib be from the wall?

At least 1 foot from walls and furniture.

4. When should you transition a toddler out of the crib?

Usually around 3 years old or 35 inches tall. Convertible cribs make this easier.

Wrapping Up

Choose a CPSC-compliant, BSA-certified crib with stationary sides. Prioritize simple, standard-sized designs over luxury features. Always follow safe assembly, placement, and sleep practices for maximum safety.

By combining the right crib and mattress certifications with careful sleep routines, you ensure your baby sleeps safely and comfortably every night. Explore Ever & Ever’s complete range of thoughtfully designed convertible cribs from Dream On Me & Evolur now!

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