Get your little one ready to stand out in The Spark Neon Yellow Onesie—a bold, eye-catching essential for the next generation of rad kids. Made from super-soft, 100% cotton, this onesie is designed for comfort, durability, and all-day play.

Vibrant Neon Yellow Design – Featuring a striking royal blue onesie with a neon yellow lightning bolt, perfect for little ones who love to make a statement.
Ultra-Soft & Breathable – Crafted from premium cotton, gentle on sensitive skin.
Durable & Built to Last – Holds up wash after wash, because adventure doesn’t stop.
Designed in the USA – Made with high-quality materials to ensure the best fit and feel.

Whether it’s tummy time, playtime, or nap time, this rad onesie brings the energy. True to size—if in doubt, size up for a little extra room to grow!

Rad Gear. Fast Shipping.

Free shipping on U.S. orders $75+

Orders ship from our in-house team within 1–2 business days. (We’re not Amazon… but we hustle hard to get your rad things to you fast!)

Need a Different Size or Style? No Problem.

Easy 30-day returns + exchanges on domestic orders

Sale items are final sale and not eligible for return or exchange

Questions? Comments? Just want to say hey? We’re here for you. Shoot us an email and we’ll get back to you within a few hours: hello@littleradthings.com