https://amzn.to/47d6unz 300-Pieces Maoerdental Dual-Use Interdental Soft Silicone Brushes/Floss Picks (200-pcs Green + 100-pcs Blue) on sale for $8.99 - 50% off when you enter promo code HBOVJHPE - 5% off when you check out via Subscribe & Save = $4.04. Shipping is free with Prime or $35+ orders.