How to useBakers and confectioners who plan to use themanual airbrush for both liquid and dry applications should consider purchasingtwo pumps in order to avoid potential clogging or the need to wait for the pumpto totally dry before using glitter.fine glitter rather than course glitter should be used in order to avoid clogging the pump. HandyGreat for the beginner cake decorators andseasoned professionals. allows you toquickly and easily apply paint and glitter to cakes, cupcakes, chocolates andother desserts. SpecificationThe manual airbrush by comes with a newinterlock system and 3 extra reservoirs. Size andcapacity: 9.7 x 1.2 inch diameter (24.6 x 3 centimeter diameter); reservoir:holds 1.3 ounces (40 milliliters)material: plastic with rubber o-ring seal. Quality assurance: We are proud to create the best products for our customers. if you are not satisfied with the purchase, please contact our team. we will provide you with the best after-sales service