☆SIZE: Wide face type,1 inches wide by 10 inches long and fit most wrists by adjusting the wristbands. 10 count/sheet,10 sheet/box..☆MATERIAL: The material is called plastic or vinyl which is water proof, and will not rip or tear when worn. All Plastic Event Bands use waterproof inks. Recommended use: 3-7 days..☆SECURITY: Each Hospital ID Wristband has a one time using locking snap which is not reusable. If someone attempts to transfer the hospital wristband, the snap will in a way that prevents re-use..☆QUALITY: Passed SGS material test as well as whole products passed CE,FDA certificate..☆OCCASION: These medical patient wristbands are often used in hospitals.