
The sit and reach box is specifically designed to evaluate the flexibility of a selected set of joints and small muscles that include the lower back, hamstrings, and hip joints; all of which must work together to provide flexibility. The trunk flexibility tester includes instructions on administering the test, an adult evaluation table (inches), back-saver sit and reach variation, and percentile norms for children ages 5 to 18 (cm) (boys and girls). Minor assembly required. 12 pounds