Woot offers DenTek Easy Brush Interdental Cleaners Mint, 16ct for $2.99 (orig. $5.39). Free shipping for Prime Members.

Product Description:
The DenTek Easy Brush Standard interdental brush makes it easy to floss and clean the hardest-to-reach spaces of your mouth. Ours are the only interdental brushes on the market with an advanced fluoride coating.

• Durable tapered brush cleans tight spots and is great for braces
• Flexible wire allows bristles to bend for better access
• Flexible handle holds position when bent
• Minty flavor leaves your mouth feeling fresh
• Advanced fluoride coating for a deep clean between teeth