US
THERABAND

THERABAND Standard Exercise Ball

  • 45 cm / 18 inch diameter
  • 4'7" to 5'0" users per the title
  • Inflatable plastic ball, yellow
  • Strength, balance, posture and rehab uses
  • Yoga and Pilates use

Last refreshed Jul 5, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A small stability ball sized for shorter users, used for core, balance, posture and rehab work. The listing does not say whether a pump is included.

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ASIN: B000CDCQSYCategory: Exercise Balls

Colors Available

Yellow - 18 in.Green - 26 in.Red - 55cmBlue - 75cm

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Overview

A home exercise space for a shorter user is where this small stability ball fits, since the title ties the size to a stated height range. It is an inflatable plastic ball sold for posture, balance and rehabilitation.

The reason to buy is the correct small size for shorter users, in a ball used for core and rehab routines. The limitation is that a taller person needs a larger ball, and the listing gives no pump or burst information.

Who it's for

Shorter users and clinicians fitting a ball to a patient will find the small diameter appropriate. Taller adults should choose a larger size to keep hips and knees at the right angle.

Pros and cons

Pros
  • Small size for shorter users
  • Yoga and Pilates use
  • Posture and balance use
Cons
  • Wrong size for tall users
  • Pump not listed
  • Burst rating not listed

Performance notes

Sitting on an unstable ball makes the core muscles work to keep balance. The right diameter holds the hips and knees level when seated. Firmer inflation gives a steadier ball and softer inflation makes it harder to balance.

Specifications

BrandTHERABAND
Dimensions & fit
Item Diameter18 incheshigher than 64% of 43 exercise balls
Size18 inch (45 cm)
User height4'7" to 5'0"
Capacity & performance
Age Range DescriptionAdult
Construction & materials
Construction TypeInflatable ball
Material TypePlastic
ColorYellow
Other details
Recommended Uses For ProductStrength training, posture improvement, balance exercises, yoga, Pilates, rehabilitation

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Frequently asked questions

Is the THERABAND Standard Exercise Ball a full-size ball?

No. It is the 45 cm, 18 inch size, meant for users 4'7" to 5'0" tall.

What is the THERABAND ball used for?

Strength training, posture, balance, yoga, Pilates and rehabilitation.

What is it made of?

Plastic, as an inflatable ball.