Stoker's Ash is part of the Delicate Formula fountain pen ink line, built with gentle colorants best suited for vintage pens* and easily washable from most surfaces. The 100mL volume will provide approximately 125 standard converter refills assuming a 0.8mL draw.
Red in the bottle, a medium rose-shifted grey when wet, and mildly tarnished silver when dried on (most) paper, expect the unexpected with Sterling Silver. Depending on paper type, saturation, and room lighting, this hue may display wildly differently.