Made of PP material for long time and use. The item is comfortable to use. Special design for improved fit and comfort. It can reduce the pollution of chalk and hands and clothes. It is very convenient to change and adjust chalk. Insert the chalk into the opening of the chalk holder, pushing the chalk to the appropriate length. Features -Color:Assorted Color -Material:PP -Size:12.50X3.00X3.00cm/4.91X1.18X1.18in -Due to its sturdy properties, easy pressing and firm, it can tightly keep the chalk. -The design is very suitable for teacher, students, classrooms, or you as a parent. -Ideal for teachers and students to facilitate learning and engage in creative activities. -PP material, fine texture, smooth surface, Chalk Holder is , you can use it as you like. -Adds a and fun to any writing or drawing activity, enhancing creativity and engagement. Package list: 12 x Chalk Holders