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Sunny Days Entertainment

Sunny Days Entertainment Nucleus Expandable Ball – Breathing Toy Sphere for Kids & Adults – Expands from 5.5’’ to 10"

  • Based on 698 reviews
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Availability: In Stock.
Fulfilled by Amazon
Arrives Wednesday, Apr 29
Order within 22 hours and 37 minutes
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Features

  • BREATHING BALL: With the Nucleus Expandable Ball, it's hours of fun to pull, push, roll and toss Measuring 10 inches in diameter when fully opened, theres so much sensory fun to be had.
  • LIGHTWEIGHT and PORTABLE: A lightweight design and expandable shape make it easy to bring your favorite fidget toy with you. Take the Nucleus Expandable Ball anywhere for on-the-go fun.
  • SAFE and DURABLE DESIGN: This expandable ball is made of durable, non-toxic material for long lasting use, and its shape allows it to withstand tough play.
  • GREAT GIFT: This toy is a favorite for all ages Its colorful design and unique stress relief make it the perfect party favor, stocking stuffer, or relaxation gift for anyone ages 3 and up.

Description

Push, pull, roll or toss the Nucleus Expandable Ball to watch it shrink and grow! With bright rainbow colors and geometric shape, this lightweight toy starts at 5.5” and expands to 10” in diameter! Open the Expandable Ball to a giant sphere and play a game of catch with friends or transform it into a small geometric star and use it as a tactile fidget toy for hours of entertainment. The fidget sphere can also be used as a tool to soothe anxiety and improve concentration by shrinking and growing with your breath to increase focused thoughts, calm down or soothe anxiety. Whether for fun or focus, you can endlessly reuse this long-lasting toy that is perfect for keeping hands busy and relieving stress! Designed with durable, non-toxic materials, the Nucleus Expandable Ball is perfect on-the-go fidget fun for adults and children ages 3 and up!

Brand Name: Sunny Days Entertainment


Age Range Description: Kid


Sub Brand: Giggle Zone


Manufacturer Maximum Age (MONTHS): 144.0


Manufacturer Minimum Age (MONTHS): 36.0


Global Trade Identification Number: 99


Set Name: Single Item


Manufacturer: Sunny Days Entertainment, LLC.


UPC: 810009208099 810009208334


Manufacturer Part Number: 320809


Model Number: 320809


Unit Count: 1.0 Count


Included Components: 1 Expandable Ball


Item Type Name: Nucleus Expandable Ball – Breathing Toy Sphere for Kids & Adults – Expands from 5.5’’ to 10’’


Number of Players: 1


Educational Objective: Concentration, Dexterity


Power Source: Hand-powered


Supported Battery Types: No batteries required


Operation Mode: Manual


Is Assembly Required: No


Color: Multi


Size: Large


Item Weight: 1.6 ounces


Item Dimensions: 5 x 4.99 x 5 inches


Material Type: Plastic


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Apr 29

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Endless Fun in Every Expand 🌈
This expandable ball has been a favorite in our home for years, and it truly stands the test of time. It’s colorful, beautiful, and instantly grabs attention the moment kids see it. Multiple children of different ages have played with it over the years, and it still holds up amazingly well—proof of its outstanding quality. What I love most is that you can’t get bored with it. There are endless ways to play and create fun, imaginative games, and it somehow manages to entertain everyone—including adults. It’s perfect for multiple age groups, making it a go-to toy for playdates, family gatherings, and everyday fun. The durability and design make it well worth it, and it’s easily one of those toys that never gets put away because it’s always being used. You also don’t have to put it together, so who doesn’t love that! ... show more
Reviewed in the United States on December 6, 2025 by Briana Howe
    • Works Perfectly
The media could not be loaded. I keep this in my office in a school. Kids love to play with it. We use it to teach deep breathing. It has held up for over a year. Excellent value. Easy to use.
Reviewed in the United States on March 27, 2026 by Jenna Miller
    • Fun Spiral Toy
This served to be a very fun spiral toy. Older children from 4 yrs and up, may like it and be careful with it, versus and younger child as 1 or 2 yrs , just due to the fact that the younger age group is not as careful and this toy can be pulled apart very easily and then broke. By the way, adults love to play with this as well. ... show more
Reviewed in the United States on September 16, 2024 by J
    • Just okay
Cheap feeling and not as big as we thought it would be (not their fault). Seems lower quality than others we’ve played with. We ended up returning.
Reviewed in the United States on October 24, 2025 by The4Trouts
    • Recommend for austism
My nephew is autistic and he loves this toy
Reviewed in the United States on March 25, 2026 by Nathalie
    • Breathing ball and hand and eye coordination
My great grandson plays with it all the time
Reviewed in the United States on March 1, 2026 by Eva Wilson
    • Fun That Grows!
This expandable ball is a clever and engaging toy! Its ability to change size keeps things interesting, and the bright colors are visually appealing. For a toy that offers such versatile fun and seems quite durable, it's definitely worth the price. ALSO it is super easy to clean and is great for all ages! ... show more
Reviewed in the United States on April 21, 2025 by Kaylan Mitchell
    • False advertising
This was not at all as advertised! It did not come in a package. It's like they just threw it in the amazon box and shipped it. It's very small and very, very flimsy! I opened and closed it a couple of times to see how it was as it was supposed to be a gift for my niece, pieces were started to come undone and unattached. I immediately returned this item! Don't waste your money on this one, it most definitely is not worth it! ... show more
Reviewed in the United States on December 24, 2025 by Theresa

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