This is not a cartomizer model. It's a 3 piece ecig. There exists wicking product but it is not a stuffed cart. It utilizes a polyfill ring with regards to the thickness of a little nylon washer. it's possible about 2mm thick. The poly washer rests on a little flange https://andrehuek29639.bloginwi.com/66273378/elektronick%C3%A9-cigarety-budoucnost-kou%C5%99en%C3%AD-nebo-nebezpe%C4%8D%C3%AD-pro-zdrav%C3%AD