Terrafirmature Inc.designed the patented TERROYO the DYNAMIC EXERCISE CAGE for CORE TRAINING, DYNAMIC STRETCHING & STRENGTHENING of accessory muscles. Multi-generational in nature, intuitive in execution, the Terroyo is truly a fun experience. There are 2 applications for Terroyo, when the gym flooring is removed a smooth surface allows a DE-CONDITIONED senior or someone recovering from an injury to use an office CHAIR to INCREASE STABILITY & CONFIDENCE.