It is made of plastic and rubber grid. the body of the pen can be filled with disinfectant or alcohol, and the articles can be sterilized by pressing. 3ml disinfectant can be filled repeatedly after spraying. It is suitable promotion and advertiment. Also it can used on school, trade show, It is novelty item can be printed your logo on it, let your company logo stand out on the novelty pen. The price includes shipping cost to ca. Qty over 8000pcs by sea. Welcome your SINGLE ORDER.