PRO FORMULA Small Gentle Interdental BrushesDeveloped to help remove plaque and food particles from between teeth where your brush may not reach, which can help to reduce bad breath. Clean around braces, bridges and in the gaps between teeth. PRO FORMULA is an expert, targeted oral care brand. Developed with dentists, approved by the Oral Health Foundation and trusted by over two million smiles every year. Exclusively at Tesco.Removes more plaque than brushing alone.Developed with dentists to help remove plaque and food particles from between teeth where your brush may not reach, which can help to reduce bad breath. Clean around braces, bridges and in the gaps between teeth.