Refill Packaging with 8 CPS 06 prime interdental brushes. Probably the finest ever interdental brushes. CPS prime brushes can clean in very narrow interdental spaces helping to prevent gum inflammation and bad breath as well as reducing plastic waste. These are the finest little brushes on the market with unsurpassed durability. A CPS 06 prime is the finest interdental brush of all and also fits into very narrow spaces. , , The click system means that your personal, favourite holders can be used - to combat caries in the side teeth, gingivitis and periodontitis particularly easily and effectively. The quality of CPS prime makes a single cleaning movement sufficient: once in and out. Done.