The Amsino International CTM50B is a set of connecting tubes, each measuring 1/4″ in diameter. These tubes are designed for various medical applications and are ideal for use in healthcare facilities. The set comes in bulk packaging, with 100 pieces per case, making it an economical choice for high-volume settings. These tubes are designed to be durable and reliable, ensuring a secure connection for medical devices. Please note that these tubes are sold in bulk and are not individually packaged.