1Each pencil has an independent number for easy color picking and collocation is not easy to be confused, 120 colors, diverse choices. 2Customized bold refill, watersoluble refill, not easy to break, more durable. 3The painting can be stored for a long time without fading, high color fastness, strong light fastness. 4Highquality softened mahogany penholder, easy to roll and cut, strong shock resistance. 5Can be used for writing, drawing and artist sketching, with rich colors, which can give full play to your hand-made ability