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Build Strength, Velocity, and Throwing Mechanics with the THORZA Weighted Baseball Training Set The THORZA Weighted Baseball 6-Pack Training Set is designed to help pitchers and athletes develop arm strength, refine throwing mechanics, and increase pitching velocity through structured overload and underload training. Each ball features progressive weight variations and color-coded identification, allowing players and coaches to implement effective training routines that build power, coordination, and control. The carefully designed weight progression supports safe and consistent development for athletes at multiple skill levels. Constructed from high-density polymer material, these weighted baseballs provide excellent durability while maintaining proper grip and balance for repeated training sessions. Built for both indoor and outdoor use, they are ideal for warm-ups, strength training, throwing drills, and conditioning programs. Whether used by pitchers, infielders, coaches, or developing athletes, the THORZA Weighted Baseball Set is a reliable tool for improving strength, mechanics, and overall throwing performance. Train smarter. Throw stronger. Improve faster. COMPLETE 6-BALL TRAINING SET Includes 6 color-coded weighted baseballs in progressive weights: Yellow (3.5 oz / 100g), Orange (5.3 oz / 150g), Red (8 oz / 225g), Green (12 oz / 340g), Blue (16 oz / 450g), and Black (35 oz / 1000g). Designed for velocity development, arm strength training, and throwing mechanics improvement. OVERLOAD & UNDERLOAD TRAINING Progressive weighted baseballs support modern pitching velocity programs, helping athletes safely build arm strength, improve mechanics, and increase throwing efficiency through structured overload and underload drills. COLOR-CODED PROGRESSIVE SYSTEM Each ball features clearly identifiable colors and weight increments, allowing coaches and players to quickly select the correct ball for warm-ups, strength development, and advanced throwing drills. DURABLE HIGH-DENSITY CONSTRUCTION Made with high-density polymer material for durability, grip, and consistent performance. Designed to withstand repeated throws during intense training sessions both indoors and outdoors. IDEAL FOR PLAYERS AND COACHES Perfect for pitchers, infielders, coaches, and training programs focused on improving arm strength, velocity, mechanics, coordination, and conditioning through structured baseball training routines. Not regulation baseball size – designed for training purposes UPC 860014753039 Size 21 cm Color Multi Brand Name Thorza Sport Type Baseball, Softball Unit Count 6.0 Count Item Weight 2.5 Kilograms Manufacturer Thorza Model Number TH-PB-06-3.5to35 Item Diameter 21 Centimeters Material Type Polyvinyl Chloride (PVC) Number of Items 6 Construction Type Polymer, Molded Included Components Six Plyometric Weighted Balls Warranty Description 30 Days Age Range Description Adult