Quality and Durable Crafted with preferred PVC material, these Referee Cards are not fragile and offer sturdy support for extended use. Their quality design ensures they remain in good condition in any weather, making them suitable for all sports events. Easy Carrying The design is lightweight and portable, easy to store and carry. The cards are compact and efficient, providing optimum endurance while saving energy during use. Improved Field Signaling The signaling system uses clear red and yellow cards. The yellow card serves as a warning, and the bright colors make signals easy to recognize and communicate in a professional manner. The cards support clear recognition of player violations on the field. Wide Application Designed for versatility, these cards are suitable for various sports activities or events. They are widely used by referees, coaches, and players during matches, games, and tournaments. Use scenarios Referees in official matches: Referees carry and display the cards to indicate warnings and violations, leveraging the bright colors for quick recognition by players and spectators. Coaches and players during games and tournaments: Coaches use the cards to communicate rules and discipline, while players acknowledge the signals during competitive play. Practice and training sessions: The cards are used to simulate penalties and reinforce rule enforcement during drills and scrimmages.