One of the charms of the mechanical keyboard is undoubtedly the variety of key caps. Even in the common ABS and PBT materials, the processing precision, coating treatment, character technology, etc. have been enough eye-catching confusion, not to mention being regarded as the metal materials chosen by local tyrants. Of course, the key cap of ECK is quite special. It keeps the crisp feel of plastic materials and has a very beautiful metallic luster.