18 sold in the last 48 hours
1, 2, 3, 4 I Declare a Thumb War (Edgy Skeleton)
✔ Waterproof, UV-proof vinyl
✔ Ships in 1–2 business days
✔ Orders with 4+ magnets automatically upgraded to parcel tracking
Made in-house by our small U.S. team — no dropshipping, no mystery warehouse.
Description
Skeleton Thumb War Bumper Sticker – Vinyl Decal & Magnet
Welcome to Frog Mustard! Home of the toughest bumper stickers and magnets 🐸✨ Guaranteed to get at least one laugh on your way to work. This Funny Skeleton Bumper Sticker is a must-have for anyone who loves weird and hilarious decals.
Love badass skeletons? Browse our full Skeleton Decal Collection: https://www.frogmustardstickers.com/collections/badass-skull-skeletons
See all of our other collections: https://www.frogmustardstickers.com/collections/all
Skeleton Car Decal – Premium Vinyl Sticker & Magnet:
✲ Our classic rectangular bumper stickers and magnets measure 8.5" x 2.5". For die-cut stickers, please refer to the product descriptions for accurate measurements or message us if you need a different size.
✲ Crafted with premium vinyl material, our products are printed and cut using professional commercial equipment, ensuring they're all-weatherproof—no fading, peeling, smearing, or smudging.✲Looking for a unique way to decorate your vehicle?
Made from durable vinyl, this Funny Thumb War Skeleton Bumper Sticker stays intact through rain, sun, and car washes.
✲ All Frog Mustard designs are available as magnets! If you don't see an option, please reach out to us here on Etsy and we will be happy to accommodate your request.
✲ Our magnets are meticulously hand-crafted by applying printed vinyl stickers onto premium 20mm magnet sheets, providing optimal malleability to adhere to the curves of your car. Utilizing super-strong neodymium, they'll hold firm! Just ensure your car is magnetic and apply to a clean surface.
Our Guarantee:
✲ We've personally tested our products against rain, snow, wind, freeways, and car washes and they've emerged unscathed, with no fading, cracking, or peeling.
✲ Should you encounter any issues with your purchase, please don't hesitate to reach out to us. We're committed to providing quick responses and doing our utmost to assist you. While mistakes happen, especially at such high volumes, we're dedicated to making things right for you.
✲ With over 15k+ happy customers and 3k+ 5-star reviews - we really think you'll like what you get!
How to Apply Your Thumb War Car Decal Like a Pro
1) Prep: Clean the surface with water or alcohol and allow to fully dry.
2) Place: Peel away paper backing. Align and apply the decal slowly and carefully.
3) Perfect: Smooth out bubbles/wrinkles. Start from the center and press towards the edges.
✲ For magnets, always apply to a clean, dry, magnetic surface. Not all cars and car parts are magnetic - you should always check prior to purchasing.
✲ Note: bubbling is typical for vinyl and can occur in transit during temp changes. Vinyl will smooth down after some time on your bumper in heat of the sun. To reduce bubbling faster, try a heat gun or hair dryer.
Disclaimer:
✲ Minor variations may occur and should be expected due to the handmade nature of our process, such as slight differences in magnet material cuts or minor bubbling during transit, rest assured that any bubbles will dissipate quickly once exposed to sunlight and any cut issues can be fixed with scissors and should not affect lifetime or intended usage of our products. That being said, we are still human and mistakes happen here and there. Never hesitate to reach out if you have any issues with your order!
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About Us:
✲ Frog Mustard is a small Washington-based business run by a quirky couple dedicated to infusing every sticker and magnet with personality. With our meticulous handmade process, we've garnered over 15,000 satisfied customers and maintained a 5-star rating from over 3,000 reviews.
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Stay Connected:
Don't forget to explore our website, frogmustardstickers.com, for exclusive designs as unique as you are!
Follow us on TikTok, Instagram, Pinterest: @frogmustardstickers
Twitter: @frog_mustard.
Join over 50,000 followers on TikTok as we spread laughter and chaos through our viral content!
Order your funny skeleton bumper sticker today!
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Want a perfect application? Check out this guide on applying vinyl decals.
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Grab this Funny Skeleton Bumper Sticker today and make every driver behind you laugh!
Size, Materials & Care
For best results, please review and follow the full care and application instructions included with your order and available on our FAQ page here.
Sizing
- Rectangular bumper stickers are approximately 8.5” x 2.5”
- Die-cut stickers and magnets are typically 3–4”
- Sizing may vary slightly, especially on hand-cut magnet materials
- Mockup images are not to scale and may appear larger for visibility
Materials
- Made with premium all-weather vinyl
- Waterproof, smudge-proof, fade-resistant, and car wash safe (stickers) when properly applied
- Designed for outdoor use on smooth, clean, glossy surfaces
- Apocalypse-resistant, within reason
Magnets
- Standard magnets are 20 mil thick
- 30 mil extra-thick magnets are available and recommended for colder climates
- Magnets only stick to magnetic metal surfaces. Many modern bumpers are plastic, so please test your vehicle before ordering
- Try your trunk, doors, or side panels if your bumper is not magnetic
Basic Care & Application
- Apply only to a clean, dry, smooth, glossy surface
- Clean the surface thoroughly before applying and dry completely
- Avoid textured, plastic, rubberized, dirty, dusty, waxy, or low surface energy surfaces
- For best results, apply in mild temperatures and press firmly across the full design. Do not apply under 45 degrees F
- Wait 24–48 hours before washing your car after applying a sticker to allow the adhesive to bond
- Remove magnets before car washes or extreme weather (snow/extreme winds)
- Clean under magnets periodically to prevent trapped dirt or debris from affecting your paint
Important Surface Disclaimer
Frog Mustard products work best on glossy, smooth, clean, dry surfaces. Many coolers, kayaks, vehicle cladding, and similar items are made with low surface energy plastics, which can make it difficult for adhesives to bond, even with premium vinyl.
We cannot offer refunds for poor application, failed adhesion on textured/plastic/dirty/incompatible surfaces, or magnet incompatibility with non-magnetic vehicle panels. If you’re unsure about your surface, please message us before applying or purchasing.
Rewards
Join Frog Army rewards automatically with your order. Earn Mud Bucks to spend on free stuff.






























































