We will send you the new package. Dental exclusive floss Mint Black 50m The black floss makes it easy to see how much is stuck between your teeth, making it very popular! The floss is also longer, at 50m. Can be combined with whitening floss. The spaces between teeth are prone to cavities due to missed brushing, and can also cause bad breath. How about using this for your daily care? This item will be sent via non-standard mail with waterproof packaging.