Description: 【Adjustable Resistance Levels】: This upgraded sit up bar features 9 adjustable resistance levels, allowing users to customize their workout intensity for optimal results 【Versatile Surface Compatibility】: Designed to work on various floor types, including tiles, marble, and wood, ensuring stability and convenience in any home setting 【with Large Suction Cups】: Equipped with four enlarged non slip suction cups that provide a grip on the floor, eliminating the need for wall support or foot pressure during exercises 【Space Saving Foldable Design】: The ligament tester can be folded for quick and easy storage, making it an ideal choice for those looking to save space without compromising on functionality 【Sturdy Construction】: Made from quality PP material, this sit and reach tester is built to last while maintaining a lightweight design for easy handling and setup Specification: Material: PP Size Chart: 40cmx25cmx23cm/15.75inchx9.84inchx9.06inch Scale Range: 20cm-40cm/7.87inch-15.75inch Package Includes: 1 Ligament Tester Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.