1Rotate the core through the bottom, it is quick and easy to use without dirty hands, more convenient. 2With erasable pigment material, it can be wiped to 80-90% 3Bright colors, delicate strokes, no dross, cleaner use, good effect. 4Easy coloringexperience milky silky painting experience. 5Help cultivate children's painting interest, color recognition ability and hand-eye coordination.
