This product allows to have a cartridge in advance, waiting to make the exchange of empty cartridge consignée.C'est so handy. A priori a second cartridge is enough, no need to have 3 :) The price charged is advantageous for a cartridge without exchange. In line with the cartridge set is sold around 32, and 20 are reimbursed upon receipt of the deposit (ie actual cost of 12). The exchange can be done for free by Kiala. We must distinguish between the products sold with or without recovery of the set, as is the case here! In general, it is indicated in the description ...
