click on thumbnail to zoom


The Theorem Adjustable Chair 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 PK-12 chair. Nylon allows the shell to be flexible but durable, giving it a sleek profile and strength to stand up to daily use.


  • Strong, durable nylon shell
  • Adjustable height from 16-21"
  • Greenguard Certified
  • Recommended for High School students
Item Pricing DescriptionBase
View 603257 $234.95  Theorem Adjustable ChairWith Casters
View 603258 $234.95  Theorem Adjustable ChairWith Glides