Dr. Tung's Smart Floss The #1 selling floss in the natural industry*, Smart Floss is now in plastic-free packaging. Same floss. Happier planet. There's no other floss quite like Smart Floss!  It is clinically proven to remove up to 55% MORE plaque than regular flosses. It stretches and expands into interdental spaces to clean better. This high-performance floss is suitable for everyone - people with tight spaces, wider spaces...even braces. This revolutionary floss is also  gentler on gums because it is cushion-soft and can stretch. Unlike those other flosses with no spring that can often hurt gums...and fingers! Smart Floss dental floss is clinically proven to be more effective than regular floss. It has been shown to remove up to 55% more plaque than some of the most popular flosses, i.e. regular waxed and unwaxed flosses and PTFE monofilament floss (compare to Glide). Even electric or manual flossers which claim to be as effective as regular floss  are no match for Smart Floss. Smart Floss can clean around the teeth and reach deeper into the interdental spaces, leaving teeth cleaner and you smiling longer! Now there's no excuse to use a less effective floss. Natural cardamom flavor for a vibrant fresh feeling! Lightly waxed with a natural blend of vegetable and bees wax (no petrochemical wax) Gluten-free. PTFE-free. BPA-free Made of simple polyester fibers Dispenser made with FSC-certified paperboard