Durable EVA construction for reliable practice Material and build: Made from durable EVA material, these practice baseballs are designed to endure intense training without deforming. Hollow and lightweight: The hollow design keeps the balls light and easy to handle, suitable for players of all skill levels. Shape retention and performance: Built to hold their form under repeated hits and throws, supporting consistent practice. Safe for indoor and outdoor use: The construction minimizes risk of damage to surroundings and reduces injury during practice. Easy handling: Lightweight with a comfortable feel that makes grip and control easier during drills. Use scenarios Indoor batting practice: Ideal for garages, basements, or gym nets where space is limited and you still want realistic swing practice without harming surroundings. Outdoor training: for backyard or field drills, including throwing, catching, and basic hitting drills in open space. Coaching and team drills: Suitable for warmups, soft toss, and drill games that involve multiple players, helping beginners build accuracy and handeye coordination without risk of impact damage.