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Wobble Stool air - a fun, active sitting chair with an unstable cushion that helps keep your core engaged and encourages movement while sitting. The simple, lightweight design conveniently rolls into place and is easy to sit on.  We custom-designed the seat to let you sit still OR easily engage your core for an active sitting experience!

  • ENGAGE YOUR CORE: sit actively with a unique, unstable seat design that engages your core
  • ROLLS: 5 wheels make it easy to move Wobble Stool air in place
  • ADJUSTABLE HEIGHT: from ~ 19-25"


How It Works:

  • Simple assembly - no tools required :-)
  • Rolls into place
  • Unstable seat cushion engages your core to help you sit actively


  • Seat Diameter: 15.25"
  • Product Weight: 10 lbs

Wobble Stool air is a fun active sitting stool that easily rolls into place. It's easy to sit on and the unique unstable cushion engages your core. Sit actively with this balance stool elegant enough for the office and fun enough just about anywhere.

Adjustable active balance ball stool that makes sitting fun & active! Burn calories, rock & move around. This adjustable height, rolling active balance chair is an excellent home, office, and standing desk stool.



How does it work?

We designed a unique cushion experience to let you sit still OR engage your core by sitting actively. It's fun, simple, and easy!

What are the dimensions, weight, max load, or other technical details?

Click on the SPECS tab on the Wobble Stool Air webpage

How much ASSEMBLY is required?

Wobble Stool air ships unassembled, allowing us to pass reduced shipping costs onto you. Simple assembly is required (no tools required)!

How does it work?

We engineered a unique seat cushion that lets you safely sit still OR quickly move to an active sitting environment by balancing on the seat. Rock, balance, move more and have fun while sitting with Wobble Stool air!

Do you ship to Canada or another foreign country?

Yes, we ship worldwide. Shipping costs are automatically calculated at checkout.

How does it adjust?

1. Grasp the lever under the seat to raise the seat.
2. Grasp the lever under the seat and press down on the seat to lower it.

Is it safe?

Wobble Stool air creates an unstable seating environment that requires core engagement. Our unique seat lets you rock, tilt, move and balance while sitting. You can sit safely on Wobble Stool air only if both feet are firmly planted on the ground. Before use, (1) read and clearly understand the user manual AND (2) test the stool so you understand how it works and why it is unstable.  

Do you make a different size?

No. Wobble Stool air comes in 1 size. If you want a taller stool, check out our famous Wobble Stool.


Description: Fun active sitting balance stool that rolls into place & engages your core
Seat Diameter: 15.25"

Weight: ~12lbs

Max Load: 250 lbs

Height Range: ~19-25.5"

Base Diameter: ~18"

SKU, UPC: SKU = WSA-b | UPC = 712038310029



Return Policy

We want you to be completely satisfied with your purchase from SittingKillz.com. If you don’t love your product, return it in like-new condition in the original packaging within 30 days of delivery. Easy-peasy.

A few things to note:

You have 30 days to return your product for a full refund minus shipping. Some product lines may also have a restocking fee or other restrictions, see below.

Please contact us at support@sittingkillz.com for a return authorization number PRIOR to returning any item.  We will not accept any returns without prior authorization.

You will be responsible for return shipping costs and product must be returned in "like new" condition.

We are not responsible for returns lost or damaged in transit. Please ship your return with a reputable service that offers insurance and tracking (UPS, Fedex, etc).   

Refunds will only be refunded to the credit card used for the original purchase.     

Multi Unit Orders and Custom items are not returnable.

Product line specific return policies:

Uplift Desk Products:

Items other than bases and desks will be subject to a 10% restocking fee.

Custom laminate and solid wood desktops are not returnable.

HealthPostures Products:

No additional fees or restrictions.

Focal Upright Products:

No additional fees or restrictions.

Ergosource Products:

Items returned after 14 days subject to a 25% restocking fee.

Uncaged Ergonomics:

No additional fees or restrictions.

MooreCo and Balt Products:

No additional fees or restrictions.

TCT Nanotec Products

Customer pays for shipping back to TCT warehouse & 25% restocking fee - has to be in original packaging or no credit.


Loctek items come with a 30-day return policy. During this time any unopened and unused merchandise can be returned at the customer's expense for a full refund minus a 20% restocking fee.

Loctek items come with a 90-day manufacturer's warranty. During this time we will replace and/or assist in repairing any items deemed damaged during shipping or defective from the manufacturer. This warranty does not include wear from normal use and/or damage due to incorrect use of the product.

Please contact us to get pre authorization for any Returns or Exchanges, Do not send back any items without prior approval from SittingKillz.com


Shipping Policy

Order Confirmation:

As soon as you place your order, you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorized your credit card for the purchase.  As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.  If your item is on backorder or unavailable, we will reach out to you via e-mail.  If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.

Order Shipment:

If your order is stock and we process the charges to your credit card, it will ship within five business days from the date of your order.  We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out.  If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at support@SittingKillz.com


Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery.  If your item(s) do arrived damaged, please send photos within 48hours to support@sittingkillz.com and we will process an insurance claim on your behalf.

Cancellations & Refunds:

All orders cancelled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped.  If you order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order.

International Shipping:

While we welcome the business of customers worldwide, some products are prohibitively expensive to ship abroad.  Shipping rates vary dramatically country to country. If you are overseas and are interested in one of our products please click on Contact Us and submit a request to get an accurate shipping price.  Be sure to include the product(s) you would like to purchase and your shipping address in your message.

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