Learn how to choose the right baseball glove size depending on your age and field position. The most common glove style is for a right handed thrower ' Righty' - who wears the glove on their left hand. A left handed thrower 'Lefty' throws with his or her left hand, and the glove is worn on their right hand. We've created a size chart for easy reference to help you choose the perfect glove. Baseball/Softball Glove Size Chart