Your Guide to Baby Onesies

Your essential guide for every parent's essential — onesies! Read to learn everything you need to know about buying onesies for your little one.

Read Full Article Created by potrace 1.16, written by Peter Selinger 2001-2019

Baby onesies are every parent’s essential! There’s a reason you can find them at every store and being sold on nearly every baby brand’s website. They’re cute, functional, and can be dressed up or down.

From their first days to their playful months, onesies become an integral part of a baby's wardrobe. We wanted to take the time to delve into everything you need to know about this must-have piece, so you and your baby are well-equipped for ultimate comfort and style!

Importance of Baby Onesies

Let’s face it, baby onesies are the foundation of a baby’s wardrobe. They offer comfort, and they’re easy for baby to move around in. They are easy to take on and off, providing convenience for both parent and baby.

Not to mention the versatility they offer, including being able to pair them with a cute pair of pants or skirt for more style, or allowing baby to wear nothing but the onesie for a cute and casual look!

The best part is these come in an array of patterns, styles, and materials to suit every family’s needs.

The purpose of this onesie guide is to empower parents with everything they need to know about baby onesies, from choosing the right size to caring for them properly. When you understand the different types, materials, closures, and safety considerations, you can make informed decisions when selecting onesies for your little ones.

What to Expect in the Guide

This guide will cover various aspects of baby onesies, including the different types available, how to choose the right size, considerations regarding fabric and material, fastenings and closures, care and maintenance tips, safety considerations, styling options, matching accessories, and more.

Types of Baby Onesies

Basic Onesies

This is the onesie you can get just about anywhere! Usually in a simple, solid color, and white tend to be the go-to. These usually feature short sleeves with snap closures for easy diaper changes.

Coveralls

Coveralls, sometimes referred to as footies or footie pajamas, are ideal for keeping baby warm and cozy at bedtime, or comfortable when lounging around the house. Our Coco Moon Coveralls include foldover feet so you have a footless and footed option in one product!

Long-Sleeve vs. Short-Sleeve Onesies

Depending on the weather and the baby's comfort, parents can choose between long-sleeve and short-sleeve onesies. Long Sleeve onesies are great because they offer some added warmth that isn’t too hot, and short sleeve onesies are ideal for warmer months, but also are a great option for layering under something cozier!

Footed vs. Footless Coveralls

Some babies prefer footed coveralls over footless coveralls, and vice versa. Typically parents prefer to put babies in footed coveralls in the winter months, but footless coveralls can also be paired with socks or boots if baby prefers not to have their feet covered in their pajamas!

Choosing the Right Size

Newborn Onesies

For newborns, you’ll want to make sure you’re shopping in newborn sizes so the onesies fit baby comfortably. At Coco Moon, we create Newborn Coveralls that are perfect for baby’s first month!

0-6 Months Onesies

0-6M is a versatile size that can grow with baby for a while. When you shop Coco Moon’s onesies, our buttery soft and stretchy fabric can sometimes even last beyond when baby turns 6 months!

Beyond 6 Months

As baby continues to grow and becomes more mobile, it’s important that the onesies they are wearing aren’t too tight or too loose so that they can explore and move around comfortably. Ensure the onesie fits baby well and doesn’t hang or squeeze them!

Fabric and Material

Cotton Onesies

Cotton onesies are a popular choice for their softness, breathability, and durability, making them ideal for baby’s delicate skin and everyday wear.

Blended Onesies

Blended fabrics, such as cotton-polyester blends, offer the benefits of combining the softness of cotton with the wrinkle-resistance of polyester. This is a popular blend you can find at most stores!

Specialized Materials

Some onesies feature specialized materials such as bamboo, which is known for its hypoallergenic properties and moisture-wicking capabilities. Our Coco Moon onesies are made from a bamboo blend that creates premium softness perfect for baby’s delicate skin!

Seasonal Considerations

When selecting onesies for different seasons, consider the fabric weight and sleeve length to ensure that your baby stays comfortable in any temperature!

Fastenings and Closures

Snap Fasteners

Snap closures are the most common type of closure for baby onesies, as they are convenient for quick diaper changes and easy dressing, especially during the early stages and even later when baby is a bit more mobile!

Zippers

Zippers are typically found on coveralls, and are a great way for easy dressing. At Coco Moon, our coveralls include a two-way, bi-directional zipper, making diaper changes a breeze.

Magnetic Closures

Magnetic closures are a more recent alternative to snaps and zippers, and are easily operated with one hand making changes quick and convenient!

Overlapping vs. Non-Overlapping

Most onesies feature a unique fold around the baby’s necklines, which allows for you to easily get it over baby’s head while still keeping a functional neckline size.

Care and Maintenance

Washing Instructions

Each onesie will provide different washing instructions, for example, at Coco Moon we suggest washing inside out on cold and tumble drying on low or hang drying. In general though, we recommend using a gentle detergent and avoiding harsh chemicals that could irritate baby’s sensitive skin.

Stain Removal Tips

Ahhh, stains are inevitable when it comes to babies! We recommend treating the stain as soon as possible with gentle stain removers before tossing in the wash. It’s also important to avoid using bleach or harsh chemicals that may damage the fabric.

Storage Recommendations

Our best piece of advice is to make sure your baby onesies are thoroughly washed and dried before storing in order to prevent mildew and any odors.

Safety Considerations

Avoiding Loose Buttons and Embellishments

You’ll want to choose onesies with buttons or snaps that are securely attached. It’s important to thoroughly check the onesie for anything that could pose a choking hazard before buying.

Flame-Resistant Onesies

Avoid purchasing onesies that use any flame-retardants, as they use chemicals that can be dangerous to your baby and harmful on their sensitive skin. Instead, ensure the onesie is a snug fit to avoid any baggy material that could catch fire more easily.

Styling Your Baby in Onesies

Mixing and Matching

This is where the fun is! You can get creative with mixing and matching onesies with other clothing items so you can create adorable outfits for your baby! Onesies are easily paired with shorts, skirts, and pants, making the outfit combinations endless.

Seasonal Outfits

Onesies are great for layering underneath a sweater, as the soft onesie will keep baby comfortable and you can easily remove the sweater if baby gets too warm. Also try pairing a onesie with a fun bib to add to any themed occasion!

Beyond Onesies: Matching Accessories

Hats and Headbands

Hats and headbands make for the cutest addition to your little’s outfits! You can purchase matching hats and headbands for our Coco Moon baby onesies in select prints for peak cuteness!

Swaddles

Nothing completes comfort like having a baby swaddle for extra coziness! Our swaddles and onesies are even available in some of the same prints so baby can rock their favorite print in more ways than one.

Bibs and Burp Cloths

Bibs and burp cloths are an essential for any parent and baby. Between drool, spit up, and any other messes that come your way, keeping these on hand can help keep baby’s onesie clean as long as possible.

Popular Coco Moon Onesies

Coco Moon offers a range of stylish and comfortable onesies crafted from high-quality materials that are gentle on your baby's skin. Our onesies are made out of a buttery soft bamboo blend and come in a range of one-of-a-kind designs both you and baby will love. See for yourself how much people love our onesies!

Parent Reviews

Adorable 🥰

This onesie is just as beautiful and well made as everything I’ve bought at Coco Moon 💕. It’s a gift that is sure to be loved!! - Renee L

Highly recommend

This onesie is so soft and super CUTE! Coco moon has the best onesie’s in my book. I highly recommend them to everyone! You won’t be disappointed. - Sarah C.

So soft!

Will fit forever. It’s so comfy too! - Jaela H.

So stretchy and cute!

I got this for my baby when I found out I was pregnant. It truly is 0-6 months. I have gotten so much use out of it and I love the adorable pattern. While it is mostly white, it has been super easy to get stains out of. It has held up incredibly well about probably 30+ washes. I love it so much I just bought 2 more for my friends who are pregnant. - Sarah K.

 

To sum it up, onesies are an essential for every parent. You’ll want a range from the basic white onesie to a fun and bright pattern like our Coco Moon onesies, so baby can be comfortable for any occasion. Remember to select something safe, cozy, and cute – and you and baby will be feeling great!

Check out our collection of baby onesies here.

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