50pcs/Set Dental Floss With Box

The Dental floss is made of food-grade polymer scribed.It is high Toughness strong rally and smooth round wire, it will not hurt the teeth. Not easy to break and bending resistance.The floss handle is made of polystyrene and is extremely durable. It is perfect carrier for dental, medical, hygiene or health-related activities, as well as a good way for children and the elderly to restore healthy habits.