Brushes made of natural squirrel hair are extremely famous and appreciated due to their properties. Delicate, high-quality bristles are taken from the tails of squirrels living in Russia. It is softer than synthetic bristles and even softer than sable bristles.
The Photo Signature Pen Kuretake ZIG is an alcohol-based precision round nib (0.7mm) pen that is ideal for signing photographs (including Polaroids), CDs, foils, etc.