Sturdy and durable, this referee counter is not easily broken or deformed, compact and non-slip, comfortable to touch, providing great convenience and time saving for your work. Designed with 4 wheels for counting balls, strikes, outs and innings, this umpire indicator is easy to use and operate, making it ideal for umpires to use in baseball and softball games. It is made of plastic. The length of this referee counter is 8.7cm, the width is 5.5cm and the height is 1.5cm. It is suitable for baseball and softball games. Item Name: Referee Counter Material: Plastic Features: Comfortable Grip, Press Strip Design, Anti-slip Size Details: L: 8.7cm/3.43", W: 5.5cm/2.17", H: 1.5cm/0.59"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Referee Counter