Is a newborn shark costume safe for sleep?

No, plush costumes and hoods are not safe for unsupervised sleep. Remove the costume before putting your baby down to nap.

How can I make a DIY newborn shark costume?

You can easily make one by gluing white felt teeth and black felt eyes onto a gray baby hoodie or sleep sack, then attaching a stuffed felt fin to the back.

What should my baby wear under the costume?

A simple, breathable cotton onesie or footie pajamas will keep your baby comfortable and prevent irritation from the costume's seams.

AI-generated example

Newborn Shark Costume

The most adorable predator in the deep blue sea.

The Newborn Shark costume is a popular choice for infants because it is incredibly cute, cozy, and perfect for keeping babies warm during autumn festivities. This look typically consists of a soft, plush gray or blue bodysuit or bunting with a shark hood featuring felt teeth, eyes, and a soft dorsal fin on the back. It is a comfortable, fuss-free outfit that keeps your little one snug while looking adorable.

Difficulty: Easy
Time: ~15 min
Budget: $15–40

See yourself as Newborn Shark →What you need Buy the Newborn Shark costume

Try it on

See yourself as Newborn Shark

One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.

Choose or drop a photo of yourselfJPG · PNG · HEIC

One render, $1. No account needed — if it fails you're not charged. Pricing.

Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.

Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.

Newborn Shark costume — Example look · AI-generated

You as Newborn Shark

Result

What you need for a Newborn Shark costume

Short on time? Buy it ready-made

Spirit Halloween sells the complete Newborn Shark costume — one box instead of 4 pieces.

Shop Newborn Shark at Spirit ↗

Plush shark bunting or romper
A soft fleece or cotton bodysuit in gray, blue, or yellow with a white belly patch and snap closures for easy diaper changes.
DIY: Use a gray or blue baby sleep sack or footie pajamas.
Amazon
Shark hood with teeth and eyes
A soft, attached hood featuring white felt triangle teeth sewn along the rim and round black felt eyes on the sides.
DIY: Glue white felt triangles and black felt circles onto a gray baby beanie.
Amazon
Attached dorsal fin
A soft, stuffed fabric fin attached securely to the back of the romper or sleep sack.
DIY: Cut two shark fin shapes from gray felt, stuff them with cotton, and sew them to the back of the pajamas.
Amazon
Soft cotton onesie
A simple white or gray cotton onesie worn underneath the costume for comfort and warmth.
DIY: Use any plain white or gray baby bodysuit you already own.
Amazon

Rather not assemble it? See ready-made Newborn Shark costumes at Spirit Halloween ↗

How to put it together

1
Dress your baby in a soft, breathable cotton onesie to prevent any chafing from the outer costume.
2
Slip the baby into the plush shark romper or sleep sack, ensuring their arms and legs are comfortably positioned.
3
Secure the snap or zipper closures along the legs and torso, making sure they are not too tight.
4
Gently place the attached shark hood over the baby's head, ensuring it does not cover their eyes or restrict breathing.
5
Adjust the soft dorsal fin on the back so it sits upright when the baby is lying down or being held.

Newborn Shark for couples, groups, kids & more

couples: Dress up as a lifeguard and a shark, or a scuba diver and a shark.
group: Go as a whole family of sharks, inspired by the popular Baby Shark song.
kids: Perfect for siblings to wear matching shark outfits in different colors like blue, pink, and yellow.
pet: Coordinate with a matching shark costume for the family dog.

Tips

Prioritize diaper access by choosing a costume with bottom snaps or a quick-release zipper.
Keep the baby's face completely clear of fabric, ensuring the hood sits back on the forehead.
Opt for soft, breathable fleece or cotton materials to keep your newborn warm but prevent overheating.
Take photos while holding the baby horizontally to show off the dorsal fin and tail.

Newborn Shark costume FAQ

Is a newborn shark costume safe for sleep?: No, plush costumes and hoods are not safe for unsupervised sleep. Remove the costume before putting your baby down to nap.
How can I make a DIY newborn shark costume?: You can easily make one by gluing white felt teeth and black felt eyes onto a gray baby hoodie or sleep sack, then attaching a stuffed felt fin to the back.
What should my baby wear under the costume?: A simple, breathable cotton onesie or footie pajamas will keep your baby comfortable and prevent irritation from the costume's seams.

Did you know? The massive popularity of the 'Baby Shark' song on YouTube turned shark outfits into one of the most sought-after infant costumes worldwide.