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Sea Turtle Adult Costume

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Made By Us
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Item # FUN1649AD
Items Included
  • Hooded Jumpsuit with Attached Mitts, Shoe Covers, and Shell
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Small Moments,
Monster Memories

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Product Information

Size Chart
Runs Small
Slightly Small
True To Size
Slightly Large
Runs Large
Size Measurement Standard Metric
X-Small Chest 37 1/2" 95cm
X-Small Full Sleeve Length 35" 89cm
X-Small Torso 36 1/2" 93cm
X-Small Hips 44 1/2" 113cm
X-Small Jumpsuit Length 52 3/4" 134cm
Size Measurement Standard Metric
Small Chest 39 1/2" 100cm
Small Full Sleeve Length 35 1/2" 90cm
Small Torso 37 1/2" 95cm
Small Hips 46 1/2" 118cm
Small Jumpsuit Length 53 1/2" 136cm
Size Measurement Standard Metric
Medium Chest 43 1/2" 110cm
Medium Full Sleeve Length 36 1/4" 92cm
Medium Torso 39 1/2" 100cm
Medium Hips 50 1/2" 128cm
Medium Jumpsuit Length 55" 140cm
Size Measurement Standard Metric
Large Chest 47 1/2" 121cm
Large Full Sleeve Length 37" 94cm
Large Torso 41" 104cm
Large Hips 54 1/2" 138cm
Large Jumpsuit Length 56 1/2" 144cm
Size Measurement Standard Metric
X-Large Chest 51 1/2" 131cm
X-Large Full Sleeve Length 37 3/4" 96cm
X-Large Torso 42 1/2" 108cm
X-Large Hips 58 1/2" 149cm
X-Large Jumpsuit Length 57 1/4" 145cm
Features
  • 100% polyester
  • Velour fabric with fiber filling jumpsuit has zipper down center front
  • Hood has fiberfill stuffed eyes and lids
  • Fin shaped sleeves have openings at wrist to allow use of hands
  • Shell attached to back of suit has opening to stuff as desired
  • Attached shoe covers have elastic bands to secure under feet
  • Made By Us Exclusive

Dive into Detail with This Turtle Triumph

Slow and steady wins the costume contest—especially when you're rocking this Adult Sea Turtle Costume, a beautifully crafted piece that brings oceanic realism to dry land. From its intricately printed shell to its finely textured flippers, this suit was designed with care, creativity, and an eye for lifelike detail that makes it a true standout among animal costumes.

A Shell That Steals the Show

The attached shell on this jumpsuit is breathtaking. Vibrant shades of russet, olive, and amber are printed in a pattern that echoes real sea turtle markings, with subtle shading and linework that make the shell appear almost three-dimensional. The shell features a hidden opening so you can add your own stuffing for extra volume, giving it the perfect domed shape for maximum impact.

Realistic Flippers and Ocean-Inspired Texture

The full-body jumpsuit is made from soft velour fabric with a gentle sheen, creating the look of scaled skin while staying lightweight and comfortable. The flipper-shaped sleeves are printed with detailed mottled patterns and include handy wrist openings so you can free your hands without losing the effect. Matching shoe covers with secure elastic bands complete the transformation from human to sea-dweller.

Head-to-Toe Sea Turtle Style

The attached hood features plush, fiberfill-stuffed eyes and gently drooping lids for a lovable, wide-eyed sea turtle expression. It pulls up easily over the head to complete the look and instantly gives you that laid-back, undersea vibe—no snorkel required.

A Fin-tastic Finish

Whether you're making waves at a Halloween bash, gliding through a school event, or just embracing your inner ocean explorer, this sea turtle costume is a true work of wearable art. Designed with an extraordinary level of detail, it’s perfect for anyone who wants to bring a little bit of the big blue to the party.

Made By Us
Designer Halloween costumes

We believe that costumes have the power to create some of life's best moments. That's why we started Made by Us. This diverse selection of costumes and accessories are all artfully designed and expertly crafted by our talented team of artists, designers, and developers.

Costume experts designing Halloween costumes

Each project begins with a passion for true quality–embroidered patches, faux fur cut with care, and hand-selected fabrics that are as durable as they are comfortable. Those are just a few examples of how much craft and creativity we put into each and every product. Just for you.

Behind the scenes of exclusive Halloween costume design

No matter how much time it takes, our goal has always remained the same–to create products that inspire your life's best moments–the big, the small, the funny, the spooky, and the sweet. The moments we all cherish. That's Made by Us.

Questions & Answers

Q: At 5’7 and 150 lb. What would be the right size? (1 Answer)
Asked by Mogwai | October 15, 2026
Monster Responds...
Height and weight alone don't tell us exactly how a costume fits, so your best guide is your chest measurement compared to our size chart. At 5'7" and 150 lb, the Small with a 39.5 inch chest and 53.5 inch jumpsuit length could be a good starting point, but measure your chest and compare it to the size chart to be sure.
(AI Generated Answer)

Q: After shipping the costume has several prominent creases some even distort the shell outer edges how do i address this issue? (1 Answer)
Asked by Anonymous | October 1, 2026
Monster Responds...
Shipping creases in 100% polyester velour are very common and easy to fix. Hang the jumpsuit and shell in a steamy bathroom for 20 to 30 minutes, or use a garment steamer held a few inches away from the fabric, and the fibers will relax and the shell edges should smooth back out. For any stubborn spots on the shell, gently restuffing it through the back opening will help restore its shape.
(AI Generated Answer)

Q: 5'6" and 210 lbs, large or extra large? (1 Answer)
Asked by Anonymous | September 30, 2026
Monster Responds...
At 5'6" and 210 lbs, the Large could work well, but the XL might give you a more comfortable fit. The Large measures 47½" in the chest and 54½" in the hips, while the XL opens up to 51½" in the chest and 58½" in the hips. Comparing those numbers against your own chest and hip measurements is the surest way to choose.
(AI Generated Answer)

Q: Why doesn’t my shell stay round in form
(1 Answer)
Asked by Anonymous | September 25, 2026
Monster Responds...
The shell is designed with an open back panel so you can stuff it yourself to get the shape and fullness you want. Adding more fiberfill or even crumpled newspaper will help it hold a rounder, more defined form throughout the night.
(AI Generated Answer)

Q: What is the average grams of fibre stuffing/filling required for the shell please? (1 Answer)
Asked by Meryl | May 11, 2026
Monster Responds...
The shell is designed with an opening so you can stuff it yourself to your preferred fullness, and we don't specify a recommended amount of filling. A good starting point is to add fiberfill gradually until the shell holds the rounded shape you're happy with, since personal preference plays a big role in how full or flat you want it to look.
(AI Generated Answer)

Q: Does the costume have pockets? (1 Answer)
Asked by sal | October 21, 2025
Monster Responds...
The jumpsuit doesn't include pockets. The front features a center zipper closure, and the fin-shaped sleeves have wrist openings so you can slip your hands out when you need them.
(AI Generated Answer)

Q: I'm 6 foot 7, any chance I will for in the x-large costume? (1 Answer)
Asked by Ron | June 2, 2025
Monster Responds...
At 6'7", the XL's jumpsuit length of 57 1/4" and torso of 42 1/2" will likely run short on you, so fit may be snug depending on your proportions. Comparing your chest and hip measurements against the XL's 51 1/2" chest and 58 1/2" hips in our size chart is the best way to see how close it gets.
(AI Generated Answer)

Q: How heavy is costume,can it fit in luggage on plane (1 Answer)
Asked by Anonymous | February 12, 2025
Monster Responds...
The costume weighs between about 59 and 74 ounces depending on the size, which is roughly 3.7 to 4.6 pounds. It's a soft polyester velour jumpsuit with fiberfill in the hood and shell, so it compresses well and should tuck into a checked bag without much trouble.
(AI Generated Answer)

Q: Purchased this Absolutely LOVE it. But how much fill would you recommend for the shell? Also because the opening is at the bottom, what do you recommend to keep it from spilling out ? (1 Answer)
Asked by Nicole | October 15, 2024
Monster Responds...
So glad you're loving it! The shell opening is designed to let you stuff it however full you like, so there's no single right amount. A good starting point is enough fiberfill to give the shell a nicely rounded, dome-like shape without pulling on the back of the suit. For keeping the fill in place, a piece of felt, foam, or even a folded pillowcase tucked across the opening works really well as a simple barrier that holds everything inside.
(AI Generated Answer)

Q: My son is 5. He fits the kid size medium, but the head on the turtle is too small for his head. My son does have a larger size head and my question is how much bigger is the head of the turtle on the adult XS? I know theres a good bit of difference in length, but if his head would fit the adult XS, I was hoping he could just wear clothes underneath since we live in a colder area anyways and it’s always cold on hallowing. (1 Answer)
Asked by Anonymous | October 12, 2024
Monster Responds...
The hood dimensions aren't something our size chart breaks out separately, so I can't give you a precise comparison between the kids' medium hood and the adult XS hood. What I can tell you is that the adult XS jumpsuit length is 52 3/4 inches, which is quite a bit longer than a kids' medium is designed for, so layering clothes underneath for warmth is a smart idea either way. Measuring your son's head at its widest point and reaching out to us would be the best way to get a confident answer on hood fit before you order.
(AI Generated Answer)

Q: I’m 6ft tall, 185lbs female. I usually wear a large but have no idea how the length will be. Any thoughts? (1 Answer)
Asked by KC | September 27, 2024
Monster Responds...
At 6 feet tall, length is the key thing to check here. The Large has a jumpsuit length of 56½ inches, which measures from the shoulder-neck junction down to the ankle, and at your height that may run a bit short. The XL stretches that to 57¼ inches and also gives you a little more room through the chest and hips, so it could be the better fit for your frame. Comparing your own torso and full body measurements against our size chart is the surest way to decide between those two.
(AI Generated Answer)

Q: On the size chart it says “jumpsuit length”. Is the jumpsuit length measured from the neck to the ground or from the top of the head to the ground? Is it possible to get the shell length and does that vary by costume size? (1 Answer)
Asked by Ana | August 28, 2024
Monster Responds...
Jumpsuit length is measured from the shoulder-neck junction down to the ankle, so it doesn't include the height of your head. For this costume, that measurement runs from 52 3/4" at the X-Small up to 57 1/4" at the X-Large, and yes, it does vary by size. The shell is attached to the back of the jumpsuit, so its length isn't a separate measurement we publish, but comparing your own shoulder-to-ankle length against those jumpsuit figures is the best way to gauge overall fit before you buy.
(AI Generated Answer)

Q: Hi, ref the XL sizing of the Sea Turtle. I’m 6’2’; 18 stone optimistically, a sizeable
Chap, will it fit??
Thanks (1 Answer)
Asked by Jock | August 28, 2024
Monster Responds...
At 6'2" and 18 stone (roughly 252 lbs), the XL is worth a close look against the numbers. The XL jumpsuit measures 57¼" in length, 51½" chest, and 42½" torso, so the length should work well for your height. Your chest measurement is the key one to check here since the costume is a fitted velour jumpsuit with a front zipper, and if your chest comes in at or under 51½" you'd be in good shape for the XL.
(AI Generated Answer)

Q: This may be a stupid question, but I can I sit down in the adult sea turtle costume? I am attending a costume party dinner. (1 Answer)
Asked by Jeffrey | May 3, 2024
Monster Responds...
As the shell is soft and able to be stuffed with as much material to make it comfortable you should be able to sit in it.

Q: Fantastic costume, wore it for a live action roll playing event. It was awesome, but of course it got quite dirty. What is the recommended method to wash it? Thanks! (1 Answer)
Asked by Jack Steel | August 29, 2022
Monster Responds...
Most of the time there's a tag with care instructions inside of the product. Otherwise, we recommend hand washing or spot cleaning and hanging it to dry. Please do not iron, instead, you would want to steam out wrinkles.

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FUN1649AD Adult Sea Turtle Costume
FUN1649AD Ai Adult Sea Turtle Costume