Thank you for viewing! This is a great deal on a set of 30 hole-filled balls. * Durable and Lightweight They are break-resistant and won't hurt even if stepped on! Each ball weighs only 6g, making them convenient to carry. * Difficult to Fly Far The hole-filled design makes them difficult to fly far, making them ideal for indoor practice! Suitable for training to improve hitting power in baseball and golf. * Washable They are made of washable material, so you can wash them clean even if they get dirty, keeping them sanitary! * Highly Visible Fluorescent Color The fluorescent color is easy to see even in the dark, making it easier to see the ball and practice safely at night! 【Product Details】 * Contents: 30 pieces * Size: Approximately 42mm * Weight: 6g/piece * Color: Green * Material: Polyurethane 【Uses】 * For improving baseball skills! You can aim to improve your hitting power by training to hit the sweet spot of the bat. * For golf practice! You can aim to improve your hitting power through batting practice and toss batting. * Also great for children's outdoor play and as toys for dogs and cats◎