WEIGHTED TRAININGBASEBALL SET OF6 Tools such as theseallow athletes to train more precisely for their sport. Sport-specific strength and power are developed by movements with resistance or assistance that imitate the joint action of the skill – specific resistance training. What makes this type of training so effective is that the weights of the modified tools used are heavy enough to produce a conditioning effect, yet light enough to not adversely affect the athlete’s mechanics. The use of Over/Under method is usedprimarily toproduce increased powerin throws as well increase velocity. The Champro Weighted Training Baseballs have white stitch pattern thus allowing the users to monitor pitch rotation. Each ball has stitched color codedleather cover. ThisBaseball Training Set includes1 of each ofthe following: 7 oz Baseball (Red) 8 oz Baseball (Purple) 9 oz Baseball (Green) 10 oz Baseball (Blue) 11 oz Baseball (Yellow) 12 oz Baseball (Black) Item# CBB7S Warning: Weighted training balls are intended to be used with caution in a supervised muscle development program. As with any physical activity injuries may occur. Even when used properly is a certain degree of risk. Weighted balls should not be hit with a bat or thrown to another player. They should only be thrown into screens or used for stretching exercises. The manufacturer or sellercan assume no responsibility for injuries resulting from the use of weighted training balls.