Piksters Gorilla Floss Chairside is Almost unbreakable on any type of contact point, Try it on your roughest, sharpest, tightest contacts ! Easier to insert with less force (and risk of tissue trauma) even on sharp or rough contacts ! Made from super fine multi-filaments that produce a ""scrubbing"" action. Superb strength and break resistance, even on corroded amalgam contacts or sharp edges! Much stronger than Nylon. Great for implants - Won't shred or fray as much, with less fibres at fixture/abutment crevice. Piksters Gorilla Floss Chairside 150M Roll Health&Beauty, PersonalCare, Cosmetics, NailCare.