These all new 4-piece Pulsar grinders are both functional and stylish! With a 2.5" diameter and razor sharp teeth, the grinder allows plenty of room for all your dry herb, and grinds through it with ease. The grinder is also covered with anodized zinc, which changes colour as the light hits it. If you want a grinder that's both stylish and effective, look no further than the Pulsar 2.5" 4-Piece anodized zinc grinders!