Plus Size Grinch Costume Onesie for Adults - US 6319
Plus Size Grinch Costume Onesie for Adults - US 6319
- 3 sold in last 10 hours
Couldn't load pickup availability
- 3 customers are viewing this product
- We offer worldwide shipping to all countries and regions
- Free shipping is available on all orders
- The return request is submitted within 30 days of confirmed delivery
- Hooded Jumpsuit
| Chest | 56 1/2" |
| Sleeve Length | 27" |
| Waist | 57" |
| Torso Length | 38 1/2" |
| Hips | 58" |
| Inseam | 29" |
- 100% polyester
- Stretch sherpa faux fur jumpsuit has a zipper down center front, embroidered heart on front
- Hood has poly knit lining, embroidered facial features, hair tuft on top
- Rib knit sleeve and ankle cuffs
- Officially licensed
- Made By Us Exclusive
Maxed-Out Holiday Mischief
If you like your Christmas cozy with a side of sarcasm, the Plus Size Grinch Costume Onesie is about to become your new holiday uniform. It’s soft, fuzzy, and full of festive grump—perfect for stealing presents, judging Whos, or lounging dramatically on the couch while pretending you hate everything but secretly enjoying the cocoa.
You don’t have to live on a mountain to bring big green energy into the room—you just need this onesie and a solid plan to avoid carolers.
Design & Details
This officially licensed onesie is made from 100% polyester stretch sherpa faux fur, so it feels like wearing a warm holiday grudge in jumpsuit form. It zips right up the front for easy costume changes between scheming and napping. Rib-knit cuffs at the wrists and ankles keep the look clean while adding a snug, comfy fit that won’t ride up during spontaneous gift theft.
The hood features embroidered Grinch facial features and a tuft of fuzzy yellow hair on top for that full-on mean-mug moment. Inside the hood, a poly knit lining keeps things smooth. Over the heart? A bright red embroidered symbol that may or may not grow three sizes when dessert is served.
Fuzzy, Festive, Slightly Unhinged
This is the perfect look for holiday parties, movie nights, or just skipping the mall in favor of hot chocolate and passive-aggressive gift wrapping. Whether you’re going full Grinch or just flirting with your inner curmudgeon, this onesie wraps you in comfort, fluff, and just enough attitude to keep things interesting. After all, it’s not really the holidays until someone shows up in green fleece and a mood.
Last updated: November 3, 2026
Thank you for shopping with HalloweenCostumes outlet shop. This policy explains how we ship your order, what it costs, and what to expect after you buy.
Order Processing
Except as otherwise stated on our website, orders are processed within 1 business day (excluding holidays).
Orders placed after noon or on weekends and holidays may begin processing the next business day.
You'll receive a confirmation email with tracking as soon as your order ships, if the shipping method supports it.
Shipping Methods & Delivery Times
Available shipping methods and estimated delivery times are shown at checkout. Delivery times are estimates, not guarantees, and begin once your order ships. They may be affected by carrier delays, weather, or other events outside our control.
Shipping costs
Shipping charges are calculated at checkout based on your destination, order weight, and selected shipping method. Free standard shipping may be available on selected orders as displayed at checkout.
Order Tracking
Once your order ships, we'll email you a confirmation with a tracking number and link, if applicable. Please note tracking information may take time to update after you receive it.
Shipping destinations
We currently ship to United States.
International orders may be subject to customs duties, import taxes, fees, and customs delays. Any applicable charges collected at checkout will be shown before you complete your purchase.
Address accuracy
Please check your shipping address at checkout. Contact us as soon as possible if you need to correct it.
Lost, damaged, or delayed packages
If your order is lost, damaged, or delayed, contact us and we will help you work with the carrier.
Order Changes & Cancellations
Need to change or cancel your order? Contact us as soon as possible. We may be able to accommodate changes before your order ships, but once it's in transit we're unable to modify it. Refunds for cancelled or delayed orders will be processed promptly to the original payment method where possible.
Questions?
Contact our team at oddball.tumble.6v@icloud.com or use the contact details in our contact information policy.
Last updated: November 3, 2026
Returns
Return eligibility depends on the items in your order.
Where returns are accepted, items must be returned in the same condition they were received, unworn or unused, with tags, and in their original packaging or as otherwise indicated in the return instructions. We may reduce your refund if the item has been used, damaged, or handled more than necessary.
Contact us to ask about return options and how to start a return.
How to start a return
Whether return or cancellation requests are accepted depends on the terms above and your rights under applicable law.
Contact us before returning an item.
Unless we state otherwise or applicable law requires otherwise, you are responsible for return shipping costs for change-of-mind returns.
Damages and issues
Please inspect your order when you receive it and contact us immediately if an item is defective or damaged, or if you received the wrong item.
Exceptions and non-returnable items
Some items may not be eligible for return, as stated in the return terms above or on the product listing, website, or in-store at the time of purchase.
Contact us if you have questions about whether a specific item can be returned.
Exchanges
Contact us to ask about exchange options before returning your item.
Refunds
We will notify you after we receive and inspect your return and let you know whether the refund was approved. If approved, you will be refunded to your original payment method, unless otherwise stated. Your bank or payment provider may need additional time to process and post the refund.
If you do not see your refund within a reasonable period of time since your refund was approved, contact us.
This policy does not limit any rights you may have under applicable consumer protection laws, including rights that may apply if goods are defective, not as described, not delivered within the required or agreed timeframe, or otherwise do not comply with applicable law.
Contact
To request a cancellation, start a return, inquire about a return, ask about an exchange or report damaged items, please contact us at oddball.tumble.6v@icloud.com or use the contact details in our contact information policy.
Customer reviews
See what customers are saying about this product.