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THE SPARK NEON YELLOW ONESIE - RED - LITTLE RAD THINGS
THE SPARK NEON YELLOW ONESIE - RED - LITTLE RAD THINGS
THE SPARK NEON YELLOW ONESIE - RED - LITTLE RAD THINGS
THE SPARK NEON YELLOW ONESIE - RED - LITTLE RAD THINGS

THE SPARK NEON YELLOW ONESIE - RED

★★★★★ 4.9 · 1,733 reviews

“Survived 30 washes and still looks new. My toddler asks for this tee every single morning.”

Sarah K. · verified buyer

Small-batch, made for the days that become memories

Relaxed fit your kid will actually want to wear

FREE shipping on orders $75+

$29.00
Tax included.
Free shipping
Ships 1–2 days
30-day returns

“Designed in small batches. Worn for big moments.”

PART OF THE LITTLE RAD THINGS COLLECTION

Pairs well with

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 red 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.

Front design size scale: 
0-3M and 3-6M | 5 inches
6-12M | 6 inches
12-18M and 18-24M | 7 inches

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!


Machine wash with other like colors. Hang dry or machine dry on low. Expect 1-2cm of shrinkage on first wash/dry but no shrinkage after that. If between sizes, size up! DO NOT TUMBLE DRY ON HOT/WARM.