V-389 Flame Orange UnderglazeFlame Orange Velvet Underglaze is a carrot color that is a bright red orange at cone 05, darkens at cone 5, and becomes a deep persimmon color at cone 10. A clear glaze accentuates the underglaze significantly at any temperature. For Flame Orange Velvet Underglaze, we recommend using HF 10 Clear. HF 9 Zinc Free Clear is recommended for use with underglazes to reduce the incidence of color shift. Most underglazes, stains, and coloring oxides will show