Thank you for viewing ◎ A set of 30 hole-in-one balls with just the right amount of elasticity. * Durable and lightweight They are difficult to break even when stepped on and do not hurt when hit! Each ball weighs 6g, making them easy to carry. * Difficult to fly away The hole-in-one shape makes them difficult to fly away, making them ideal for indoor practice! Suitable for improving batting power in baseball and golf. * Washable Made of washable material, so they can be cleaned when dirty, maintaining hygiene! * Highly visible fluorescent color The fluorescent color is highly visible even in the dark, making it easier to see the balls during night practice and allowing for safe practice! [Product Details] - Quantity: 30 pieces - Size: Approx. 42mm - Weight: 6g/piece - Color: Green - Material: Polyurethane [Uses] For baseball skill improvement! Aim to improve your batting power by training to hit the sweet spot of the bat. Also for golf practice! Aim to improve your batting power with batting practice and toss batting. Also great for children's outdoor play and as toys for dogs and cats.