The Body-Solid Plyo Boxes are a must-have training tool for explosive jump and speed training. Athletes of all levels use these boxes for forward, lateral, and other plyometric jumping drills. Increase not only in your vertical jumping ability, but also drastically increase foot speed, cardiovascular endurance, overall leg strength and health, and "out of the blocks" explosion. The number of exercises you can perform are endless and only limited by your creativity. Professional, college, high school and even grade school athletes can improve performance and increase speed agility and all around fitness levels with plyometric training.