Description Ziller Aspen Gold dip pen ink is a rich shade of metallic golden yellow, and is pH balanced, lightfast, waterproof and pigmented. The 1oz glass bottle has a square base which keeps it stable while open and in use. Please note that this is a clear liquid with gold shimmer particles, and this must be gently agitated to mix the liquid and particles. Ziller dip pen ink is for use with for dip pens ONLY. DO NOT use with fountain pens, as it can permanently clog them. We offer Free Shipping on all orders over $50 for US customers, and for orders over $250 for our Canadian customers.