The EPOMAKER Silent Mechanical Keyboard Switches Set includes 30 pre-lubed switches that offer a tactile and silent typing experience. The switches have a 5-way circuit type, normally open contact type, and a PCB mount mounting type. They are made of plastic material with a crystal color design, making them aesthetically pleasing and durable for everyday use. The pin header connector type ensures a secure connection, while the through hole terminal allows for easy installation on your keyboard. Ideal for users looking for a reliable and efficient keyboard switch option.