The Unique AlertSeat 3-Part System

The AlertSeat™ can be easily enhanced for business and retail applications using a our quality upholstery fabrics and optional screen printing and embroidery for color logos and messages. Contact for more information..

AlertSeat | base

1. Base

  • Attractive steel design
  • Stable on rubber feet
  • Powder-coated or chrome-plated finish
  • Optional (Separate) Caster Dolly for Base

AlertSeat | ball

2. Latex Free Ball

  • Burst-resistant
  • Industrial grade compound
  • Air pressure adjusts firmness
  • 325 lbs capacity (Up to 600 lbs available)

Large Alertseat | Therapeutic Stability Ball Chairs for the Office or home

3. Ball Cover

  • Zip-off, washable fabric cover with (2) zipper pull tabs
  • Durable laminated vinyl/nylon weave
  • Abrasion resistant surface
  • Washable in cold water, air dry
  • Handle and industrial Velcro® straps create a secure, stable seat.

Why Buy an AlertSeat?

Alertseats Provide:

  • Alternative office seating that is stable, comfortable, and attractive.
  • A zip off washable cover in your choice of attractive colors. Optional logos and imprinting are available.
  • Active personal movement on a secure seating platform. 300 lb + capacity.
  • All the benefits of ball seating on a unique platform that does not roll all over the office. Pick up and move your AlertSeat with the attached handle.
  • Improved posture and core strength by encouraging an upright and alert working position.
  • Made in the USA quality with a two year warranty .
  • An alternative seating product that has been established and accepted in the US education marketplace for over ten years.

Get all the benefits of posture enhancing and core strengthening ball seating with total stability on a secure steel base with 6 rubber feet.

Add or remove the optional mobility dolly as needed.

AlertSeat is the premier alternative seating choice. It’s a stable, secure ball seating platform for grownups and comes in two sizes that fit most adults.

AlertSeat has been proven in schools throughout the US and Canada. AlertSeat has a maximum capacity of 325 lbs and is made in the USA.

Your Choice of 5 Standard Sizes

AlertSeat X-Large Green

AlertSeat: X-Large

Fits users 74″ + tall.

AlertSeat Large Burgundy

AlertSeat: Large

Fits users 66″ to 76″ tall.

AlertSeat blue

AlertSeat: Medium

Fits users 59″ to 66″ tall.

AlertSeat Medium Gray

AlertSeat: Small/Medium

Fits users 34″ to 49″ tall.

AlertSeat: Small

Fits users 28″ to 33″ tall.

Mobility Dolly

(4) Sizes: XL, L, M, M/S

Your Choice Of 7 Standard Colors

Alertseat Group photo | Therapeutic Stability Ball Chairs for the Office or home

Navy Blue, Grey, Green, Burgundy, Black, Royal Blue and Red


Alertseat Handle Therapeutic Stability Ball Seating

Convenient Handle

The AlertSeat can be taken everywhere easily with its base securely attached.

Alertseat Velcro Therapeutic Stability Ball Seating

Velcro™ Straps are Standard

Three 1″ wide heavy duty industrial Velcro™ straps can be added to any ball cover for securing the ball to the base allowing the ball and base to be moved as one unit.

AlertSeat Therapeutic Stability Ball Seating

AlertSeat Sizing Chart

The AlertSeat Large comfortably seats a person that is from 66 inches tall to 76 inches tall with a weight limit of 300 pounds. AlertSeat Medium comfortably seats a person 59 inches tall to 66 inches tall with a weight limit of 200 pounds.

Note: Extra large size also available for individuals over 77 inches tall. Contact

Alertseat Molded Rubber Foot Therapeutic Stability Ball Seating

Rubber-Molded Feet

The AlertSeat has permanent rubber-molded feet to assure stability.

Mobility Dollies

Available mobility dolly option can be used or set aside, as needed.
Dollies include 4 lockable swivel casters.
Dollies add +2 inches to the height to all Alertseats when in use.