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b is for ball®
Core Collection

Stack of b is for ball® and colorful toy boxes with whisical illustrations on an orange and yellow background

b is for ball®
x Sundae Kids

Toddler holding a art play silk in secret garden print letting it drapes naturally on the ground

Art Play Silk
x Keiko Furoshiki

The all-in-one ball that grows with your child

b is for ball®

Recognized by TIME as one of the Best Inventions of 2025, b is for ball® supports every stage of growth: from tummy time and teething to bath time splashes and big-kid adventures. Safe, mold-free, and endlessly versatile. It’s play, bath, and exploration in one simple, beautiful design.

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Design Award Winner

One Toy. Every Stage.

Designed by Parents for Safe, Endless, Open Play

Made from 100% food-grade silicone, b is for ball® is free from plastics, BPA, and phthalates - safe for teething and tough enough for everyday play. With its unique pop-open design, there’s nowhere for mold to hide. Just toss it in the dishwasher and it’s ready for the next adventure.

Parenting is messy. Toys don’t have to be. b is for ball® keeps play safe and discoverable at every stage.

b is for ball®

Spotted in

"...One of our favorite features about the b is for ball™ set is its packaging..."

"...Simplicity at its finest!"

"...a thoughtful plaything designed to meet a child's development right where they are..."

"...You no longer have to worry about mold because these toys are easy to clean... "

"...b is for ball™ offers oodles of open-ended play for baby with finger dexterity training, water play, stacking and balance, even puzzle skills..."
purple b is for ball® placed on purple plates in a tranquil designer livingroom

Our North Star

At Biggest Little, we believe less is truly more—less clutter, more purpose. Our products are created to enhance, not just fill, a space. We focus on minimalist designs that are functional, grow with your family, and reduce waste. Our mission is to empower children’s creativity with tools that make sense in a family’s living space, prioritizing durability, aesthetic value, and real usability. Thoughtful designs that support children’s development while simplifying parents’ lives—that’s our promise.

About Us