These are children practice baseballs, made of lightweight and comfortable material, it is very safe and durable, with good texture. Mainly used for outdoor baseball swing practice. They are very professional and practical practice balls. Features -Color:White-Material:PVC-Size:7.00X7.00X7.00cm/2.75X2.75X2.75in- The baseballs are made of PVC, light weight, safe and reliable. You can use it to practice the baseball at night.- The classic colors of the baseballs can help you to see the direction of the ball easily. You can even play it at night, since it will glow at dark.- The perfect tools for training and playing. Suitable for indoor sports and children's practice.- These kids practice baseballs are very suitable for baseball parties and sports themed parties.- Perfect training balls for indoor or outdoor use, gift for youth or adult baseball leagues.Package list: 1 x Luminous Baseball