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The Theorem Adjustable Stool was designed for the high school student. The ergonomic design supports forward facing or slightly reclined posture and the entire spectrum of body sizes and types. The nylon shell is unlike any other school chair. Nylon allows the shell to be flexible but durable giving it a sleek profile and strength to stand up to daily use. Choose from 10 colors for the shell.


  • Strong, durable nylon shell
  • Adjustable height from 22-32"
  • Greenguard Certified
  • Manufacturer's 12-Year Warranty on Shell
  • Manufacturer's Lifetime Warranty on Frame
  • Recommended for High School students
Item Pricing DescriptionBase
View 603259 $369.95  Theorem Adjustable StoolWith Casters
View 603260 $369.95  Theorem Adjustable StoolWith Glides