... for grinder pepper, chili 3 adjustable 4 white and black color adjustable salt and pepper mill caps Features: 1) material: glass ... -strength ceramic mechanism: A, features--high hardness, standing wear and tear, corrosion-resistant, environmental protection B, keep the natural ... salt etc,6)colors: many colors for choosing: Black, red, green, blue or as your needs. adjustable salt and pepper mill caps