These water soluble chalks, made of good material, are safe and practical to use. Easy to grip for smooth drawing and sketching. Take your artwork to , adding value to your overall artwork. Great sketching tool for students, artist, adults, beginner, etc.Features-Color:Assorted Color-Material: , Toner-Size:8.00X0.90X0.90cm/3.14X0.35X0.35in- This chalk will allow your little friend to play indoors and outdoors, giving them various painting opportunities.- These dust free chalks are suitable for teachers, blackboards, parties, city sidewalk, etc.- It brings different fun when painting, allowing your little friend to create freely and draw idea.- Moderate density, less dust, reducing dust pollution in the classroom, suitable for teachers use.- The easy-to-clean feature of these dustless chalks makes them perfect for repeated use in classrooms or outdoor playground.Package list: 48 x Chalks