New, unopened. Will be sent directly in an envelope. [Serious muscle training while having fun!] A competitive muscle training card game "Muscle Training Battle Royale" that can be enjoyed with friends and family, for those in their 20s and 30s, 2-4 players. ★About this product★ Number of players: A competitive card game that can be played by 2-4 people, enjoyed with friends and family. Game content: An innovative exercise game that combines muscle training and card battles. Target age: Perfect for health-conscious people in their 20s and 30s, ideal for relieving lack of exercise. Playing time: With a moderate amount of exercise, one play time is about 20-30 minutes. Usage scenarios: A card game perfect for indoor exercise, parties, and home training.