The MLB Rotator Tee from Franklin Sports was developed to allow batters to practice hitting outside, middle, inside, high and low pitches. The innovative tee swivels and locks into position for full plate coverage. Height adjusts from 22"-36." FEATURES 360 Degree full range locking post for infinite hitting positions Promotes proper swing mechanics and body positioning Build confidence for hitting all types of pitches Perfect for practice or tee ball games Built in vertical height indicator window Adjusts 22" to 36" vertical adjustment for high and low pitches Durable RUBBER-TEK plate with steel support extenders for added stability.