This telescopic pointer is mainly made of stainless steel,which is durable and not easy to break.It can be freely extended without jamming.can be adjusted to the appropriate length at will. The pointer handle is made of silicone material,which is ergonomically designed,non-slip and relieves hand fatigue.It is very suitable for long-term presentations in classrooms and conference rooms.The interesting finger shape design of the finger pointer can effectively attract attention,stimulate children's learning interest,make the classroom more lively and interesting,let students participate in classroom activities more actively,and turn boring classrooms into vibrant classrooms,so that children are happy to participate!The finger pointer adopts a telescopic structure design.The shortest 21cm/8.2inch can be easily put into a backpack and carried.The extended pull length can reach 68.5cm/27inch to adjust the length you need.The index finger tip pointer can quickly point out the content you need to express at a glance.The classic color matching is very beautiful and attractiveThe black pointer is very suitable for teacher teaching, conference training,demonstrations,lectures,museum explanations,etc.this pointer can clearly show the details of the speech without blocking the audience's sight.This teaching stick is especially suitable as a gift for teachers.We believe that the classroom teaching stick can bring convenience to their educational work and improve work efficiency.If you have any questions or concerns about this teaching stick,please feel free to contact us for help.Our customer service team is online at any time to provide you with the best solution.I hope you like our products and services.