Featuring a unique lead that produces a brilliant color yet erases cleanly and easily making them particularly well-suited for blueprint marking and bookkeeping entries. Set includes 24 pencils: Yellow Canary Yellow Light Peach Orange Vermillion Carmine Red Scarlet Red Tuscan Red Pink Rose Purple Lavender Violet Indigo Blue Blue Light Blue Grass Green Light Green Green Terracotta Brown Black Light Grey White. Colors subject to change.