Kraf refillable whiteboard pen set package contents: 2 x red kraf 770 refillable board pen2 x blue kraf 770 refillable board pen4 x black kraf 770 refillable board pen2 x green kraf 770 refillable board pen1 x blackboard ink 30cc1 x blueccboard ink 30 wood ink 30cc1 x plastic felt board eraserproduct features you can write, draw graphics and mark on whiteboards used in school and classroom classrooms, meeting and seminar rooms. it can be easily wiped off all non-porous surfaces such as enamel, glass and melamine with a dry eraser and cloth. .it has a fast-drying and light-resistant ink feature. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.