- Double layer flossing design, polymer material is not easy to break, one for two uses, free carrying case - Double-layer flossing brings double cleanliness, polymer material is not deformed and not easy to break, one for two uses, the end can be used as a toothpick. -Material : Polyethylene,Polystyrene；Size : 7.6cm / Stick -Place in a cool place, Children should use it under the guidance of an adult, Do not use excessive force when using