QUALITY GUARANTEE:We are committed to providing more reliable product and better customer service to our customers,if you aren't 100% satisfaction with our products,please contact our customer service team and we will be glad to assist you. EASY TO CARRY AND TRAVEL FLOSSERS: Package included 250pcs dental floss with portable case. Easy for you to traveling & outgoing. With our little cute case, you can take it anywhere, such as the office, car, picnic and so on. 2-IN-1 FUNCTION: The end of the dental floss picks threaders handle could be used as the toothpick. Deeply cleaning between teeth and gums. HIGH QUALITY SAFE AND HEALTHY: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. TWIN LINE DESIGN:Design not to stretch shred or break.The double thread ensures that food debris is effectively removed and the shape of the tool makes it easy to access to those hard to reach places for a deep clean.