3in1 Covered Wooden Plyo Jump Box Set of ThreeMulti Height Functionality: Each box offers three different jump heights by simply rotating it (e. g., a common size offers 30", 24", and 20" heights), allowing for varied intensity and progression in training. Durable Construction: They are constructed from strong 18mm plywood with an internal reinforcement structure, ensuring stability for high impact training. Safety Features: The design often includes a padded EVA foam covering and or an anti slip