Plastic Magnetic Chalk Holders with Storage Case, 4 Pack Blackboard Adjustable Chalk Clip Chalk Covers for Teachers School Office Drawing Chalkboard (Blue, Green, Red, Yellow)

1.Material: Chalk Holders are made of good quality polypropylene, durable and won't easily lose shapes. Not easy to break and it can used for a long time. Color: Blue, Green, Red, Yellow., 2.Chalk holders Size: approx. is 3.74 x 0.98 inch (9.5 x 2.5 cm). Box size is 4.48 x 3.54 x 1.18 inch (11.4 x 9 x 3cm)., 3.Keep your hand clean: Chalk Holders can protect your hands from direct contact with chalk avoiding drying and cracking caused chalk. Avoid the child put the chalks in the mouth., 4.Application: Chalk Keeper Holders are suitable for students, teachers and office staff. Ideal for school, office, meeting room, home, and industrial use., 5.Package Including: 1 Chalk holder case with 4 pcs Chalk holders.(NOT Included Chalk). The chalk holder is suitable for diameter 0.35"~0.45"chalk.