02D24E7D-67D3-4337-92AC-2BC3D8171DB7 Yes A72A1DAE-6539-461D-A000-4179652AA390
July Sale: $1,350 in savings
0 1
Copy Discount Code

Code copied successfully.

Size of Fitted Crib Sheets: A Guide to the Perfect Fit

Size of Fitted Crib Sheets: A Guide to the Perfect Fit

Size of Fitted Crib Sheets

When it comes to your little one’s sleep environment, comfort and safety should be your top priorities. A significant factor in ensuring these elements is understanding the right size of fitted crib sheets.

The standard size for a fitted crib sheet is 28 inches by 52 inches, fitting a mattress of the same dimensions. This size is made to snugly fit a standard crib mattress, which is typically 6 inches thick. The aim is to create a secure, wrinkle-free surface for your baby to sleep on.

However, the market is diverse, and there are a variety of crib and crib sheet sizes to cater to different needs. Here’s a more detailed look at some of the commonly found sizes:

It’s crucial to remember that a well-fitting crib sheet is not just about the right width and length. It’s also about the right depth or ‘pocket size’ to cover the mattress’s thickness. It’s always wise to measure your mattress dimensions before making a purchase to ensure a snug, safe fit.

Why Size Matters

The importance of the size of fitted crib sheets cannot be overstated for the following reasons:

Selecting the Right Size

When shopping for crib sheets, you may encounter options like mini crib sheets or pack 'n play sheets. Mini crib sheets are typically 24 inches by 38 inches, designed for smaller, space-saving cribs. Pack 'n play sheets are designed for portable cribs or play yards, which usually measure 27 inches by 39 inches.

Therefore, always measure your crib mattress before buying a sheet. Most crib mattresses and sheets are made in standard sizes, but exceptions exist. Some crib mattresses may be slightly thicker or thinner than others, and you’ll want to ensure the crib sheet is capable of accommodating the thickness in addition to the length and width.

Fitted vs. Flat Sheets

When it comes to crib sheets, fitted sheets are often recommended over flat sheets. Here’s why:


To conclude, ensuring the right size of fitted crib sheets is paramount in making your baby’s sleep environment safe and comfortable. Always measure your mattress before making a purchase and opt for fitted crib sheets over flat ones. Your baby’s safety and comfort are worth the extra steps taken.

Choose your Puffy Sheets

Wake up refreshed with the Puffy Signature Sheets Set.

Enjoy a cooling sensation with this ultra-soft, hypoallergenic bedding:

  • Includes pillowcase(s), fitted sheet, and flat sheet.
  • Oeko-Tex® Standard 100 certified.
  • Lifetime warranty.
  • 101-night sleep trial.
  • Free shipping and returns.

Shop the award-winning Puffy collection.

puffy mattresss

Choose your award-winning mattress.

Experience the cloudlike comfort and support of our hybrid and memory foam mattresses.

  • 4 luxury mattresses
  • All sleeper types
  • Made in the USA

Prices start from $599

puffy bed frame

Customize your comfort with a bed frame.

Upgrade your sleep with our stylish and supportive bed frames, bases, and foundations.

  • Support for all mattresses
  • Adjustable comfort options
  • Quick and easy setup

Prices start from $152

puffy beddings

Elevate your sleep with luxury bedding.

Add luxury to bedtime with our silky soft sheets, protectors, blankets, and more.

  • Premium materials
  • Contemporary style
  • Ultra-soft comfort

Prices start from $59


Puffy is ranked America’s #1
luxury mattress.

Hear from
satisfied Puffy sleepers about why they give our award-winning comfort 5 stars.


Find official Puffy
mattress stores near you.

Try out the cloudlike comfort of the luxury Puffy mattress collection before you buy at our partner stores across the USA.


Save $1,425 when you buy any Puffy mattress. Verify your eligibility for our: