Check the listing for details. Weighted Training Ball Set Hitting/Pitching Baseball Heavy Duty 6 Pack Green New. Condition: New. Listed at 26.01 USD. Material['Heavy duty rubber shell'] ColorBaseball 6 Pack - GreenAge Range (Description)AdultItem Weight96 OuncesAbout this itemWEIGHTED TRAINING BALLS: Set includes a 6 pack of 16oz training balls measuring 2.8 inches for baseball and softball trainingGREAT FOR ALL SKILL LEVELS: Perfect for beginners and experienced players looking to build strength while improving hitting and throwing mechanics to take their game to the next levelCOACH FAVORITE: Essential training tool for perfecting the fundamentals of batting and pitching to achieve ideal form and technique through instant feedbackHEAVY-DUTY RUBBER SHELL: Soft yet durable rubber casing is built to withstand countless hitting and practice sessions whether you are on the field or in the batting cageIMPROVE STRENGTH & FOLLOW THROUGH: Throw faster & hit harder on game day; Weighted balls force players to slow down and focus on proper form during pitching and batting practice; Limited flight design is great for backyard practice