Dental Floss 50M, waxed-mint it is a single strand fiber vs.conventional multi-filament nylon fiber floss. Waxed Dental Floss was designed to make daily flossing easyand comfortable for patients. Advanced technology floss thatslides easily between teeth without shredding. * Microcrystalline coating slides easily between tightcontacts without shredding. * Single strandfiber designed to make daily flossingeasy and comfortable.