Feature:1. Ergonomic Design: Fully consider the ergonomic design, central texture processing, non slip handle design, conducive to handheld operation, multiangle turning use.2. Easy to Move: The fine cleaning floss slides easily into the gaps between teeth and can be easily moved between teeth to clean debris and tartar.3. Stain Removal: Smooth to use, it can go deep into the back of the teeth and clean the gaps, and can clean the stains that ordinary toothbrushes cannot clean.4. Small Friction: This floss has a small coefficient of friction, which is not easy to hurt teeth, easily solve the tartar trouble, avoid social embarrassment.5. Material: Portable cleaning dental floss key chain made plastic material, durable and easy to carry, freshen your breath while comfortably removing food and plaqueSpecification:Item Type: Tooth Cleaning KeychainMaterial: PlasticQuantity: 4pcsUse: Effective removal of dental crevice dirt, food residue, prevention of oral diseases..Package List:4 xTooth Cleaning KeychainNote:Please note that the color of this product will be sent randomly, and make sure you will not mind before ordering.