Stim-U-Dent plaque removers are soft wooden picks shaped to clean between teeth and gently stimulate gums. Biodegradable Stim-U-Dent is made of basswood from managed forests and is clinically proven to fight gingivitis by removing plaque from between teeth. Clinical studies support a 52% improvement in gingival health! Better than floss! Carries the American Dental Association Seal of Acceptance.