King Helmet Shells for sale measuring between 6 inches and 6-3/4 inches. Our 6 inches king helmet shells can be purchased individually or in a discount pack of 4. The Cassis tuberosa, is a shiny triangular shaped sea snail with a solid heavy shell, deep brown and tan in color.  

These shells are commercial grade and will vary in size, shape, coloring and imperfections. These are real shells - NOT replicas, and will have imperfections caused by the natural aging process and living in the ocean